(6.) The point A(-5,12) lies on the circle whose equation is x + y2 = 169. What is the secant of
an angle drawn in standard position whose terminal rays passes through A?

Answers

Answer 1

The secant of the angle through a point (-5, 3) is -13/5  

Equation of a circle

The equation of a circle with center (0,0) is given by

x² + y² = r² where r = radius of circle

Now, comparing this to the equation of the given circle x² + y² = 169,

⇒ r² = 169

r = √169

r = 13

Secant of angle

The secant of the angle through a point (x, y) is secФ = r/x where

r = radius of circle and x = x-coordinate of point

Now for the point A(-5,12), x = -5.

Since r = 13

secФ = r/x

= 13/-5

= -13/5  

So, The secant of the angle through a point (-5, 3) is -13/5  

Learn more about secant of an angle here:

https://brainly.com/question/14910565

Answer 2

Answer:

Step-by-step explanation:


Related Questions

If yz bisects the angle AYX, then ∆YXZ= ∆YAZ.
A). True
B). False​

Answers

False

Answer:

Step-by-step explanation:

Answer:

false

Step-by-step explanation:

i just did the quiz so trust


The graph of the relationship between the side length of a square and its area is an
example of a quadratic function. A quadratic function is a function written in the form
Y=ax squared+ bx + C, where a, b, and c are any numbers, and a is not equal to zero.
What are the values for a, b, and c in this equation? How does your equation fit the
definition of a quadratic function?

Answers

Step-by-step explanation:

In the formula l2 = h2 +r2, l=25 and r=7, then the value of h is

Fill in the missing number - + 38=100

How many solutions exist for the given equation?

3(x-2) =22 -x

Answers

Answer:

one solution

Step-by-step explanation:

3(x-2) =22 -x

Distribute

3x - 6 = 22-x

Add x to each side

3x+x-6 = 22-x+x

4x+6 = 22

Subtract 6 from each side

4x+6-6 = 22-6

4x= 16

Divide by 4

4x/4 = 16/4

x=4

There is one solution

The solution to 7x = 42 is x =

4

5

6

7

Answers

Answer:

6

Step-by-step explanation:

To find x, you have to divide 42 by 7. 42/7 equals 6, so x=6.

X= 6


An easier version of it is seven times tables. 7 times 6 = 42

If the integral from 2 to 3 of f of x, dx equals 5 and the integral from 3 to 10 of f of x, dx equals 12, then what is the value of integral from 10 to 10 of f of x, dx?

Answers

Answer:

[tex]\int\limits^{10}_{10} {f(x)} \, dx=0[/tex]

Step-by-step explanation:

Question

If [tex]\int\limits^3_2 {f(x)} \, dx=5[/tex] and [tex]\int\limits^{10}_3 {f(x)} \, dx=12[/tex], then what is the value of [tex]\int\limits^{10}_{10} {f(x)} \, dx[/tex]?

Answer and Explanation

Assuming you typed your question right, since the upper and lower bounds are the same, then there's no area underneath the curve of f(x), so [tex]\int\limits^{10}_{10} {f(x)} \, dx=0[/tex]

The curve y= ax + bx passes through (2,0) and (4,8). Find a and b.​

Answers

Answer:

b = -2

a = 1

Step-by-step explanation:

Check the picture

act all of the following that could
Describe a triangle.
A.acute, right
B.obtuse, scalene
C.right, equilateral
D.right, isosceles
E.acute scalene

Answers

Answer:

All of them

Step-by-step explanation:

Acute, right, scalene, equilateral, isosceles, and obtuse are ways to describe a triangle and classify it, especially with the type of angles it has. Acute can describe a 45-degree angle, just like right can describe a ninety-degree angle.

Answer:

B, D, and E

Step-by-step explanation:

Acute can never be right and Right cannot be equilateral

What is an angle that is adjacent to DEA?

Answers

Answer:

I think it is A since its a ray

Step-by-step explanation:

dea is adjacent

ceb is liner pair

eab adjacent to dea

What is the perimeter of PQRS?
please try to explain if possible

Answers

Answer:

[tex]4 \sqrt{13} + 2 \sqrt{97} [/tex]

The typical level of a low tide at a beach is the point on number line. Each day's high and low tides are measured relative to the typical low tide. On Monday morning, low tide is at -0.8 ft. On Tuesday morning, low tide is at -0.4 ft. a. Write an inequality to compare the low tides on Monday and Tuesday mornings. Show your work​

Answers

Answer: Tides are the daily rise and fall in surface water levels of bays, gulfs, inlets and oceans and vary depending on the day and location. Tides are big periodic waves that move through the ocean in response to the gravitational attraction of the moon and the sun.

Step-by-step explanation: according to the National Oceanic and Atmospheric Administration (NOAA). Most coastal areas experience two high tides and two low tides every day and they may not be equal. (In some places, such as the Gulf Coast, you may only get one high and one low tide per day.) The height difference between high tide and low tide is called the tidal range. In some areas, the difference between high and low tides may not be so noticeable. In other areas, it can be quite stark.

32% of a lottery amount is given as first prize at 28% as a second price is the first price is 32580 naira how much is the second prize worth​

Answers

Answer:

The second prize is worth $15325.632

Step-by-step explanation:

32580 + 68% = 54734.4 then 54734.4 minus 72% = 15325.632.

Are you sure that's the right question?

The total number of blocks y is the cube of figure number x

Answers

Answer:

4;64

5;125

Step-by-step explanation:

Find the cube of the number

E.g. (5x5)x5

=25x5

=125

Answer:

Option C

Step-by-step explanation:

The total number of blocks y is three raised to the figure number x.

y = x³

Check whether the given value of is a solution to the equation. Justify your answer.

Answers

Answer:   Yes, because it is how to do it.

Step-by-step explanation:

this has to be the last one , please help​

Answers

Answer:

[tex]\huge\boxed{\boxed{26}}[/tex]

Step-by-step explanation:

Hello.

Plug in the values of the variables and solve:

5a+b²

5(-2)+6²

5 times -2 is equal to -10:

-10+6²

6² = 6×6=36

-10+36

Add:

26

And we're done!

I hope it helps & have an outstanding day!

~ST2710 :)

Step-by-step explanation:

Check image below / above.

Sara can bake 12 cookies with 2 scoops of flour.
If she wants to make 36 cookies, what equation
should she use to help her find out how many scoops
of flour to use?

Answers

12x3=36 That is the equation

i need help with this question

Answers

Answer:

70

Step-by-step explanation:

Since UT = VW, 5x + 5 = 4x + 20

x = 15

UV = 6x - 20 = 6(15) - 20 = 70

please answer this question​

Answers

We are given with the function [tex]{\bf{f(x,y,z)=e^{x+y}\cos (z)+(y+1)\sin^{-1}(x)at}}[/tex] and we need to find [tex]{\bf \nabla f}[/tex] , that's nothing but just the gradient of f(x,y,z) . But before starting let's recall ;

For a function F(x, y, z, ....) , the gradient is given by ;

[tex]{\boxed{\bf{\nabla F=\dfrac{\partial F}{\partial x}\hat{i}+\dfrac{\partial F}{\partial y}\hat{j}+\dfrac{\partial F}{\partial z}\hat{k}+\cdots}}}[/tex]

So , now let's calculate the partial derivatives of f(x, y, z) first with respect to x , y and z one after other .So consider ;

[tex]{:\implies \quad \sf f(x,y,z)=e^{x+y}\cos (z)+(y+1)\sin^{-1}(x)at}[/tex]

Partial differentiating both sides w.r.t.x will yield ;

[tex]{:\implies \quad \sf \dfrac{\partial f}{\partial x}=e^{x+y}\cos (z)+(y+1)at\dfrac{1}{\sqrt{1-x^{2}}}}[/tex]

Simplifying will yield ;

[tex]{:\implies \quad \sf \dfrac{\partial f}{\partial x}=\dfrac{e^{x+y}\cos (z)\sqrt{1-x^{2}}+(y+1)at}{\sqrt{1-x^{2}}}}[/tex]

Now again consider ;

[tex]{:\implies \quad \sf f(x,y,z)=e^{x+y}\cos (z)+(y+1)\sin^{-1}(x)at}[/tex]

Partial differentiating both sides w.r.t.y will yield ;

[tex]{:\implies \quad \sf \dfrac{\partial f}{\partial y}=e^{x+y}\cos (z)+\sin^{-1}(x)at}[/tex]

Now , again consider ;

[tex]{:\implies \quad \sf f(x,y,z)=e^{x+y}\cos (z)+(y+1)\sin^{-1}(x)at}[/tex]

Partial differentiating both sides w.r.t.z will yield ;

[tex]{:\implies \quad \sf \dfrac{\partial f}{\partial z}=-e^{x+y}\sin (z)}[/tex]

[tex]{:\implies \quad \bf \therefore \quad \underline{\underline{\nabla f=\bigg\{\dfrac{e^{x+y}\cos (z)\sqrt{1-x^{2}}+(y+1)at}{\sqrt{1-x^{2}}}\bigg\}\hat{i}+\bigg\{e^{x+y}\cos (z)+\sin^{-1}(x)at\bigg\}\hat{j}-\bigg\{e^{x+y}\sin (z)\bigg\}\hat{k}}}}[/tex]

This is the required answer

Used Concepts :-

[tex]{\boxed{\bf{\dfrac{d}{dx}\{\sin^{-1}(x)\}=\dfrac{1}{\sqrt{1-x^{2}}}}}}[/tex]

[tex]{\boxed{\bf{\dfrac{d}{dx}(e^x)=e^{x}}}}[/tex]

[tex]{\boxed{\bf{\dfrac{d}{dx}\{\cos (x)\}=-\sin (x)}}}[/tex]

Some people advise that in very cold weather, you should keep the gas tank in your car more than
half full. Lou's car had 5.1 gallons in the 12-gallon tank on the coldest day of the year. Lou filled the
tank with gas that cost $3.90 per gallon. How much did Lou spend on gas?

Answers

Answer:

The least amount he could spend to get his car above half full would be $3.90

Explanation:

Half of 12 is 6 therefore 6.1 is above half.

6.1 minus 5.1 is 1.

If gas is $3.90 per gallon then,

3.90

* 1

is 3.90

PLEASE HELP URGENT!!! Cannot figure this out, due tonight.

Answers

Answer:

38, 5

Step-by-step explanation:

f(8) = 38

f(x) = 2, x = 5

y + 8.63 = 11.001

HELP! what does y equal to?!?

Answers

Answer:

2.371

Step-by-step explanation:

11.001 - 8.63 = 2.371

Three specialists can complete in 1 hour the job their 5 assistants usually do in 1 hour. Suppose eight specialists can complete a certain job in 9 hours. How many assistants can complete the same job in 10 hours?

Answers

Answer:

12 Assistants

Step-by-step explanation:

If 5 assistants can do same job as 3 specialists. You could say 1 specialist is equivalent to 5/3 Assistants.

So a job 8 specialists can complete in 9 hours. 8*5/3 Assistants can complete the same job in 9 hours.

40/3 Assistants - 9 hours - 1 job

X Assistants   -  10 hours - 1 job

Here if we give assistants more time, fewer assistants will be needed (inversely proportional). Here, the factor or ratio of increase in time from 9 to 10 is 10/9 or 9 * 10/9 = 10.

The number of assistants needed will be 40/3  divided by 10/9 which is

40/3 * 9/10 = 12.

Select the point on the number line located at -3/4

Answers

Answer:

Here you go :)

Step-by-step explanation:

What I've provided is a screenshot showing -3/4 on a number line. I hope this helps you :)

What is the equation of the line that passes through the point (2,3) and has a slope that is undefined

Answers

Answer:

x=2

Step-by-step explanation:

For there to be an undefined slope, there has to be no y-intercept. Therefore, the line looks vertical. So, the equation of a line with an undefined slope would be x=?. In this case, where we know a point (2,3), the equation would then be x=2.

rewrite the expression in the form k*x^n : (12square root of x)/4x^3

Answers

Answer:

could you repost the same question so i can understand it better ?

Step-by-step explanation:

<3

Evaluate :

[11 - 20 ÷ (52 - 13) ÷ 3 + 8] x 2

Answers

Answer:

4406/117

Step-by-step explanation:

Order of operations PEMDAS

Parentheses:

  [11 - 20 ÷ (52 - 13) ÷ 3 + 8] x 2

= [11 - 20 ÷ 39 ÷ 3 + 8] x 2

Multiply or divide:

⇒ [11 - 20 ÷ 39 ÷ 3 + 8] x 2

= [11 - 20/117 + 8] x 2

Parentheses:

⇒ [11 - 20/117 + 8] x 2

= 2203/117 x 2

Multiply or divide:

⇒ 2203/117 x 2

= 4406/117

Solution:

Evaluating the expression using BODMAS:

                Work                                                                                                

Step-1: [11 - 20 ÷ (52 - 13) ÷ 3 + 8] x 2

Step-2: ⇒ [11 - 20 ÷ 39 ÷ 3 + 8] x 2                       [Bracket subtraction]

Step-3: ⇒ [11 - 20/39 ÷ 3 + 8] x 2                              [Bracket division]

Step-4: ⇒ [11 - 20/39 x 1/3 + 8] x 2                                        

Step-5: ⇒ [11 - 20/117 + 8] x 2                               [Bracket multiplication]

Step-6: ⇒ [19 - 20/117] x 2                                         [Bracket addition]

Step-7: ⇒ [2223/117 - 20/117] x 2                

Step-8: ⇒ [2203/117] x 2                                        [Bracket subtraction]

Step-9: ⇒ 2203/117 x 2                                    

Step-104406/117 (Final Answer)                           [Multiplication]

3(x-y) when x=4 and y=1

Answers

Answer:

8

Step-by-step explanation:

Plug in variables: 3(x-y)=3(4-1)

Distribute: (3*4)-(3*1)

Solve: 12-3=8

If the equation y=5(1.7)^x is plotted on a semi-log scale graph, then the linearized equation will be log(y)=mx+b, where m=_____?_____ and b=____?_____.

Answers

Answer:

m=1.7 and b=5

Step-by-step explanation:

5= the y intercept

1.7= the slope that's why it has x as its exponent. Because in mx+b the slope is the one that keeps being multiplied.

HI PLEASE HELP ME QUICK I DON'T UNDERSTAND THIS

Here is a set of signed numbers: 7, -3, 1/2, -.8, .8, 1/10, -2
1) If their numbers represent temperatures in degrees Celsius, which is the coldest?

Answers

Answer:

-3 would probably be the coldest

Step-by-step explanation:

based on my research the higher the number in celsius the hotter it is. the lower the number the colder it is. and since -8 is the lowest it is the coldest temperature.

also may i ask what you dont understand? i can help you

edit

so the choices are

7 , -3 , 1/2 , -0.8 , 0.8 , 1/10 , - 2

we can ignore the choices without the negative signs so..

-3, -0.8, and - 2

is what we have left

-0.8 would not be the coldest because it is not the lowest value

-2 would not be the coldest because it is not the lowest value

-3 is the coldest because it is the lowest value.

You may think that -3 should be the highest since it has "3", but in negative its different. -1 would be greater than -5 because it is closer to 0

Karen and Bill collect coins. Karen has x coins. Bill has 9 coins fewer than two times the number of coins Karen has. Write and simplify an expression for the total number of coins Karen and Bill have.​

Answers

karen = x
bill = 2x - 9
total = x + 2x - 9 = 3x - 9

help me please i need it rn
TRANSLATE EACH PROBLEM INTO MATHEMATICAL EQUATION THEN SOLVE WITH SOLUTION
[tex] \rm \: this \: month, \: Mikasa \: earned \: only \rm \frac{-3}{4} \:of \: his \: earning \: last \: month\: if \: his \: earning \: last \: month \: is \: 12,600 \: how \: much \: did \: he \: earn \: this \: month [/tex]​

Answers

Answer:

9450

Step-by-step explanation:

3/4(12600)=X

12600*.75

9450

three fourths of last month's is three forths of 12600 therefore giving you the equation 3/4(12600)=x

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