What is the equation of a circle with a center located at (4, -1) and a radius of 9?

Answers

Answer 1

Answer:

(x-4)^2 + (y+1)^2 = 81

Step-by-step explanation:

you clearly have internet access and could have very quickly searched for the equation of a circle.

(x-h)^2 + (y-k)^2 = r^2

with (h,k) being the center.

=> (x-4)^2 + (y+1)^2 = 81


Related Questions

value of 3z when z = 1.2

Answers

Answer:

3.6 is the answer

Step-by-step explanation:

3z when z=1.2

3(1.2)=?

3*1.2=

(3*1)+(3*.2)=3+.6

Answer:

3.6

Step-by-step explanation:

If z = 1.2

3z

= 3 × (1.2)

= 3.6

Hope it helps ⚜

what is 3,818.24 to the nearest tenth?

Answers

Answer:

3,818.2

Step-by-step explanation:

The 2 is in the tenths place. Since the digit to the right of the 2 is below 5, just drop it.

Answer: 3,818.2

Answer:

the answer is 3,818.2.

step by step

What is the answer?
It says i should put it in the order and which one comes first

Answers

Answer:

B. -11

Step-by-step explanation:

ascending order means least to greatest.

-10, -9, -8, -7, -6, -5, -4, -3, -2, -1, 0, 1, 2, 3, 4, 5, 6, 7,...

3, -1, [tex]\sqrt{5}[/tex], 13, -11

-11 is the least number because it is the greatest negative number

During 1 month ,the mass of a person decreased from 50 kg to 40 kg . calculate the percentage decreased in the mass.

Answers

Answer:

Step-by-step explanation:

mass of person decreased=50kg-40kg

=10kg

decrease percentage=10/50*100

=10*2

=20%

What is the value of x?

Answers

Answer:

x=107 degree(being vertically oppostite angle)

Step-by-step explanation:

what fration is equivalent to 12/48

Answers

Answer:

1/4 is the simplified fraction for 12/48.

Ok, I just need this quick question:

I will give about 50 points for an answer and if there is two answers, I will mark the first one as brainliest.

Answers

I think - 4 sin [tex]\frac{x}{2}[/tex] - 1 its probably wrong but I attempted it sorry if wrong.

simultaneous equation
2x+y=7
x-y=2
answer?

Answers

Answer:

{x,y} = {3,1}

Step-by-step explanation:

visit this for more info;

https://www.tiger-algebra.com/drill/2x_y=7;x-y=2/

Combine like terms.

y + 2 + 8(y + 7) =

Answers

Answer:

Step-by-step explanation:

y+2+8(y+7)

y+2+8y+56

9y+58

Justin has 8250 followers on social media. His number of followers is increasing at a
rate of 12% per week. Which function represents his number of followers each
week?

a) f(x)=8250(12)x^

b) f(x)=8250(12)x^

c) f(x)=8250(1.12)x^

d) f(x)=12(8250)x^

Answers

Answer: B

Step-by-step explanation:

Enter a decimal that equivalent to 6/100

Answers

Answer:

0.06

Step-by-step explanation:

Find j.

Write your answer in simplest radical form.

Answers

82 degrees or I’m probably the kid who just has the answer completely wrong

Answer:

Step-by-step explanation:

The midpoint of AB is M(5,-2). If the coordinates of A are
(6,-5), what are the coordinates of B?

Answers

Answer:

The coordinates of point B are (4,1)

Step-by-step explanation:

The easiest way of solving and explaining this question would to go by steps from each point. From point A to the midpoint, we go 1 left on the x axis from 6->5 and 3 up on the y axis from -5->-2. You then repeat these steps again to go from the midpoint to B. (5-1,-2+3) = (4,1)

help please !! i need it quickly

Answers

Answer: code : seashore

Step-by-step explanation :

You need to subtract each equation and the answer you get for that tube is what you list in the line underneath. Please add a comment if you have any further questions!!!

A=16 S=23 E=7 H=12 R=14 O=41 S=32 E=24

Answer=SEASHORE

Kyle is making a frame for a rectangular piece of art. The length of the frame is 3 times the width, as shown below. A rectangle with a length of 3 x and height of x. If Kyle uses 18 feet of wood to make the frame, what is the length of the frame? 6.75 4.50 2.25 9.00

Answers

Answer: 2.25

Explanation:

Let the width be x
Length = 3x

Perimeter of frame = 18
2(l + w) = 18
2(3x + x) = 18
2(4x) = 18
8x = 18
x = 18/8
x = 2.25 feet

Answer:

A 6.75

Step-by-step explanation:

i got a 100% on this test/quiz

Consider the sequence 1, 4, 16, 64, 128, … Which statement describes the sequence? The sequence diverges. The sequence converges to 0. The sequence converges to [infinity]. The sequence converges to –[infinity].

Answers

Answer:

The sequence diverges

Step-by-step explanation:

The given sequence is 1, 4, 15, 64, 128, ...

By observation the sequence can be expressed as a sequence of 4 raised to increasing powers of 'x' as follows;

The sequence is 4ˣ, where; x = 0, 1, 2, 3, 4, ..., ∞

Therefore, the values of each subsequent term of the sequent is higher than the term it succeeds, the sequence does not converge to a given limit value and therefore, the sequence diverges.

I don't know exactly what needs to be answered, but I have till the end of the day to get most of this done, so please help-​

Answers

TEF = EGF + EFG

12x - 2 = ( 8x + 17 ) + ( 25 )

12x - 2 = 8x + 17 + 25

12x - 2 = 8x + 42

Add both sides 2

12x - 2 + 2 = 8x + 42 + 2

12x = 8x + 44

Subtract both sides by 8x

12x - 8x = 8x - 8x + 44

4x = 44

Divide both sides by 4

4x ÷ 4 = 44 ÷ 4

x = 11

HELLPPPPPPPP I NEED THIS AMSWER IN LESS THEN 2 mins

Answers

Answer:

x = 15

m<RQP = 33degrees

Step-by-step explanation:

From the given diagram, m<P = 90degrees

Equating this to 5x+15

5x+15 = 90

5x = 90 - 15

5x = 75

x = 75/5

x = 15

m<RQP = 2x+3

m<RQP = 2(15) + 3

m<RQP = 30 + 3

m<RQP = 33degrees

6 = m/8
M=?
What is the answer for M?

Answers

Answer:

m =48

Step-by-step explanation:

1st step is to multiply both sides by 8

2nd step it would be 48=m

3rd step swap the sides.. m=48

Find the value of tan M rounded to the nearest hundredth, if necessary.

Answers

Answer:

36.9

Step-by-step explanation:

Use the formula [tex]a^2 + b^2 = c^2[/tex] to find the length of LK.

40 is the hypothenuse because it is directly across from the right angle.

[tex]a^2 + 24^2 = 40^2[/tex]

[tex]a^2[/tex] = 32

Tan is opposite over hypothenuse.

Tan M = 36.9

Kai cuts out all the page numbers of a b\ook. He takes each number and cuts the numbers into separate digits (single digit numbers are already separate). Given that the book has 999 pages numbered 1 through 999, how many separate digits does Kai have when he is finished

Answers

Answer:

2,889 digits

Step-by-step explanation:

Total pages of the book = 999 pages

Page 1 - 9 cut separately = 9 digits

Page 10 - 99 = 90 pages

Total digits = 2(90)

= 180 digits cut separately

Page 100 - 999 = 900 pages

Total digits = 3(900)

= 2,700 digits cut separately

how many separate digits does Kai have when he is finished

Total separate digits Kai have when he is finished = 9 digits + 180 digits + 2700 digits

= 2,889 digits

Total separate digits Kai have when he is finished = 2,889 digits

can someone tell me if i'm correct or not

Answers

you are correct

Step-by-step explanation:

mark me as a brainlist

What is the length of the hypotenuse?

Answers

Answer:

Step-by-step explanation:

a^2+b^2=c^2

3^2+4^2=c^2

9+16=c^2

25=c^2

[tex]\sqrt{25[/tex]=c

5=c

Answer:

5 miles

Step-by-step explanation:

as we know, c^2 = 4^2 + 3^2

c^2 = 25 miles

c = 5miles

ABCD is a quadrilateral.

Sides are extended as shown.


Show that x = 100°

Answers

Solution :

Given :

ABCD is a quadrilateral.

Angle ADC = 90 degree

Angle DCB = 120 degree

Now angle DAB = 70 degree (alternate angles)

We know that the interior angles of a quadrilateral is 360 degrees.

So,

∠ DAB + ∠ ABC + ∠ BCD + ∠ CDA = 360°

70° + ∠ ABC + 120° + 90 ° = 360°

∠ ABC = 360° - (70° + 120° + 90°)

∠ ABC = 360° - 280°

∠ ABC = 80°  

Now     ∠ x = 180° - ∠ ABC   (Line AB extended is 180° )

                   = 180° - 80°  

                  = 100°

Hence proved.

Which fraction is equivalent to -3/2?

A. -(3/-2)
B. 3/-2
C. -3/-2
D. -(-3/2)

no links please! :]

Answers

Answer:

It would be Choice B, since it divides to -1.5.

This is the same as when -3/2 is simplified.

Choice A would be wrong, since it would give you 1.5, due to a double negative = a postive, same with Choices C and D.

Answer:

3/-2 is the only correct solution!

Step-by-step explanation:

What exactly is a root of a logarithmic function again?

Answers

Answer:

Root, in mathematics, a solution to an equation, usually expressed as a number or an algebraic formula.

convert this equation to standard form. y=-7x/9+5

Answers

Answer:

7x+9y=45

Step-by-step explanation:

Solve for x algebraically, x - 15 < 25

Answers

Answer:

x<40

Step-by-step explanation:

x-15<25

Add 15 since addition is opposite of subtraction, thus cancelling the 15 out on both sides.

x-15<25

 +15 +15

x<40

---

hope it helps

at freddie's fruit stand peaches are on sale you can buy 10 peaches for 2.00 how much dose each peach cost​

Answers

Answer:

0.20

Step-by-step explanation:

49 divided by what gives you 7

Answers

Answer:

49 ÷ 7 = 7

Step-by-step explanation:

49 ÷ y = 7

7 = 49 ÷ y

7 · y = 49 ÷ y · y

7y = 49

7y ÷ 7 = 49 ÷ 7

y = 7

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