Question

(ax+b)2=81
SOLVE BY EXTRACTING ROOTS

Answer 1

is the equation

\[(ax + b)^2 = 81\]

Answer 2

YES

Answer 3

ok... take the square root of both sides

\[ax + b = \pm 9\]

subtract b from both sides...

then divide both sides by a

it will look a bit like the general quadratic formula