Question

give exact and approximate solutions to three decimal place
(x-8)^2=9

Answer 1

x-8 = +3 or
x-8 = -3
the answers are integers

Answer 2

\[(x-8)^2=9\]\[x-8=\pm3\]\[x=\pm3+8\]\[x=5\]or\[x=11\]