Question

`\frac{( { - x}^( - 1)) ^(0) }{4 {y}^( - 1) {y}^(2) }`
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Answer 1

1/4y

Explanation:

(-x^-1)^0/(4y^-1*y^2)

anything to the power of 0 gives you 1,

1/(4y^-1*y^2)

-1+2=1

1/4y^1=1/4y