(74)?=1 (\frac{7}{4})^?=1 (47)?=1
Due to the fact that raising any number (except zero) to the power of zero will yield the result 1:
X0=1 X^0=1 X0=1It is thus clear that:
(74)0=1 (\frac{7}{4})^0=1 (47)0=1Therefore, the correct answer is option C.
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