we havelet x1,x2 (0,) We have, x1 > x2⇒ ⇒ f(x1) < f(x2)Hence, x1 > x2⇒ f(x1) < f(x2)So, f(x) is decreasing function

Q. 55.0( 2 Votes )

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Answer :

we have

let x₁,x₂ (0,) We have, x₁ > x₂

⇒

⇒ f(x₁) < f(x₂)

Hence, x₁ > x₂⇒ f(x₁) < f(x₂)

So, f(x) is decreasing function

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