If (x^5×x^-2)^2 = 64 what is the value of x^-4?
Answers
Answered by
2
Answer:
1/16
Step-by-step explanation:
(x^5.x^-2)^2=64
(x^5-2)x^2=64
x^3.2=64
x^6=64
x=2
therefore
x^-4= 2^-4=1/16
Answered by
1
Answer:
x=2
Step-by-step explanation:
[x^5-2]^2=x^3×2=x^6=64
x=2
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