Answer:
Step-by-step explanation:
5(3)+1=
15+1
16
2(2)^2=
2(4)
8
16 over 8 = 2
Answer:

Step-by-step explanation:
Given

Required
Solve

Turn division to multiplication


Answer:
2x²-32 ⇒ x²=16⇒ (-4,4)
4x²-100 ⇒x²=25 ⇒(-5,5)
x²-55=9 ⇒x²=64 ⇒(-8,8)
x²-140=-19 ⇒x²=121 ⇒(-11,11)
2x²-18=0 ⇒x²=9 ⇒(-3,3)
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