Answer:
2.5x10⁻2
Step-by-step explanation:
1.125,−1.125
64x^2+10=91
64x^2+10−10=91−10
64x^2=81
64x^2 /64 = 81 /64
x^2= 81 /64
x=±√ 81 /64
x=1.125,−1.125
2 Step-by-step explanation:
in the places there is X you put -3 , -3 squared minus 7 is equal to 9 , 9-7 is equal to 2
