Question:
Let f : \(\R → \R\) be a bijective function such that for all x ∈ R, f(x) = \(\sum\limits^{\infin}_{n=1}a_nx^n\) and \(f^{-1}(x)=\sum\limits_{n=1}^{\infin}b_nx^n\), where f-1 is the inverse function of f. If a1 = 2 and a2 = 4, then b1 is equal to _________.
Let f : \(\R → \R\) be a bijective function such that for all x ∈ R, f(x) = \(\sum\limits^{\infin}_{n=1}a_nx^n\) and \(f^{-1}(x)=\sum\limits_{n=1}^{\infin}b_nx^n\), where f-1 is the inverse function of f. If a1 = 2 and a2 = 4, then b1 is equal to _________.
Updated On: Oct 16, 2024
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Correct Answer: 0.49 - 0.51
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The correct answer is 0.49 to 0.51. (approx)
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