Question

Which choice shows x2 in isolated form?

x2 + (y - 5)2 = 30

A. x2 = -y2 + 10y + 25
B. x2 = -y2 + 10y + 5
C. x2 = y2 + 10y + 5
D. x2 = 30 - y2

Answer 1

hm... i think it would be d.

Answer 2

\(\sf x^2+(y-5)^2=30 \\ x^2+y^2 -10y +25 = 30 \\ x^2=-y^2+10y -25 + 30\\x^2=-y^2 + 10y +5\)

Answer 3

someone close the question?

Answer 4

Hai! If this question is answered, please close it :)

Answer 5

And still open. @Ultrilliam do you have the ability to close this question plz?

Answer 6

Closed

Answer 7

Thx lol