Question

Q7. The
equation
x2 + y2 + 22 + 2axy + 6y - 32+1 = 0
represent a sphere for what value of a?
(A) 2
(B) -1
(C) 0
(D) 1​

Answer 1

Answer:

-1 is the answer.

Step-by-step explanation:

I hope it helps you. bhai sahi hua to brainlist answer karna.