## Basic College Mathematics (9th Edition)

$(-5)^{2}$+ $(-6)^{2}$+ 12 Step 1 : Apply the exponents : $(-5)^{2}$ = -5 * -5 = 25 and $(-6)^{2}$=-6* -6=36 25 + 36 + 12 Step 2: Addition from left to right 25 + 36 = 61 Now add 61 + 12 = 73