Q. Which expressions are equivalent to (b2)91 ?Choose all answers that apply:(A)(b−91)2(B)(b91)2(C)(b21)9(D) None of the above
Understand Exponent Properties: Understand the properties of exponents.When an exponent is raised to another exponent, you multiply the exponents.(b2)(91)=b2∗(91)=b92
Compare with Simplified Expression: Compare the given options with the simplified expression b92. Option A: (b−(91))2=b−91∗2=b−92, which is not equal to b92.
Check Option A: Check option B.Option B: (b(91))2=b91∗2=b92, which is equal to b92.
Check Option B: Check option C.Option C: (b(21))9=b21∗9=b29, which is not equal to b92.
Check Option C: Determine the correct answers based on the calculations.Only option B is equivalent to b92.
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