Question

please help me to solve this question​

Answer 1

Answer:

b)x^2+(y-1)^2=16

Step-by-step explanation:

circle formula

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

(h,k)=(0,1)

a=4

(x-0)^2+(y-1)^2=4^2

x^2+(y-1)^2=16