Let an=log⁡75n and bn=log5⁡an∀n∈N Then b1, b2, b3, . . . are in

a1, a2, a3, . . . is a G.P.⇒log5⁡a1,log5⁡a2,log5⁡a3,… are in A.P.

Let an=log⁡75n and bn=log5⁡an∀n∈N Then b1, b2, b3, . . . are in

a1, a2, a3, . . . is a G.P.⇒log5⁡a1,log5⁡a2,log5⁡a3,… are in A.P.

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Let $a_{n} = {[\log (\frac{7}{5})]}^{n}$ and $b_{n} = \log_{5} (a_{n}) \forall n \in N$
Then b₁, b₂, b₃, . . . are in

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$a_{1}, a_{2}, a_{3}, . . .$ is a G.P.

$\Rightarrow \log_{5} a_{1}, \log_{5} a_{2}, \log_{5} a_{3}, \dots$ are in A.P.

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Let an=log⁡75n and bn=log5⁡an∀n∈N Then b1, b2, b3, . . . are in

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Let $a_{n} = {[\log (\frac{7}{5})]}^{n}$ and $b_{n} = \log_{5} (a_{n}) \forall n \in N$
Then b₁, b₂, b₃, . . . are in