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B
C
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E
Global Stats
If $$x=\sqrt{y},$$ which of the following could be equal to $$\frac{1}{\left(x^{-2}\right)^{-2}}\ ?$$
$$A.\ y\ ^{-8}$$
$$B.\ y\ ^{-4}$$
$$C.\ y\ ^{-2}$$
$$D.\ \ y\ $$
$$E.\ \ y\ ^2$$
The OA is A .
How can I show that A is the correct answer? Can any Expert help me?
$$A.\ y\ ^{-8}$$
$$B.\ y\ ^{-4}$$
$$C.\ y\ ^{-2}$$
$$D.\ \ y\ $$
$$E.\ \ y\ ^2$$
The OA is A .
How can I show that A is the correct answer? Can any Expert help me?
