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If f(x)=x^2, find (f(1. 1)-f(1))/((1. 1-...

If `f(x)=x^2`, find `(f(1. 1)-f(1))/((1. 1-1))`

A

2

B

2.1

C

1.9

D

0.1

Text Solution

Verified by Experts

The correct Answer is:
B
Given, `f(x)=x^2`
`∴(f(1.1)−f(1))/(1.1−1)`
`​=((1.1)^2−(1)^2)/(1.1−1)​`
`=(1.21−1​)/(0.1)`
`=(0.21)/(0.1)​`
`=2.1`
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