Question

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Answer 1

Answer:

Step-by-step explanation:

(-1/4)^3=-1/64

(1/4)^4=1/256

4^-2=1/(4^2)=1/16

(-1/64)*(1/256)/(1/16)=-(4^(10x+1))

1/(4*256)=4^(10x+1)

4*(4^4)=4^(10x+1)

4^5=4^(10x+1)

5=10x+1

10x=4

x=2/5