yarelir9505 yarelir9505
  • 04-06-2021
  • Mathematics
contestada

What is the center of the circle described by the equation (x - 2)^2 +(y + 7)^2 =169
A (2, 7)
B (-2, -7)
C (2, -7)
D (-2, 7)

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 04-06-2021

Answer:

The center is (2, -7)

Step-by-step explanation:

A circle is given by

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

where(h,k) is the center and r is the radius

(x - 2)^2 +(y + 7)^2 =169

(x - 2)^2 +(y -  -7)^2 =13^2

The center is (2, -7) and the radius is 13

Answer Link

Otras preguntas

Number lines aren’t really my thing pls
help plsss drop a file or something helppp
Chemical reaction type Al2(co3) al2o3 +
SOMEONE PLEASE HELP!!
elimination process 7a-3b = 26 a + 2b =11
Subtract – 2x^2+ 3x – 9 from 8x² + 10x 10.
Leigh-Anne invests £2500 for 4 years in a savings account.She gets 3% per annum compound interest.How much money does Leigh-Anne have at the end of 4 years.​
Read the paragraph. Sand dollars live on the seafloor. They eat plankton and crab larvae. They use spines and grippers on their body’s surface to capture this f
PLEASE HELP ME, CAN SOMEONE HELP.
If your smart please help me answer this question .