Surds and Indices

(17)^3.5 x (17)^? = 17⁸

A 2.29

B 2.75

C 4.25

D 4.5

ANS:D - 4.5

Let (17)^3.5 x (17)^x = 17⁸. Then, (17)^{3.5 + x} = 17⁸. 3.5 + x = 8 x = (8 - 3.5) x = 4.5

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