Q. Which exponential expression is equivalent to (5y)4 ?Choose 1 answer:(A) y54(B) y45(C) y4y5(D) y5y4
Express Fifth Root of y: To find the equivalent exponential expression for (5y)4, we need to express the fifth root of y as y raised to a power.The fifth root of y can be written as y51.
Apply Power to Power Rule: Now, we need to apply the power to a power rule, which states that (am)n=am∗n. Here, we have (y51)4, which means we need to multiply the exponents.
Multiply Exponents: Multiplying the exponents, we get y(51)⋅4=y54.This simplifies to y54.
Match Answer Choice: Looking at the answer choices, we can see that y(4/5) matches option (A).Therefore, the equivalent exponential expression is y(54).
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