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Given A=sin^2theta+cos^2theta, then for ...

Given `A=sin^2theta+cos^2theta,` then for all real `theta,` `1lt=Alt=2` (b) `3/4lt=Alt=1` `(13)/(16)lt=Alt=1` (d) `3/4lt=Alt=(13)/(16)`

A

`1 leAle2`

B

`3/4leAle1`

C

`13/16leAle1`

D

`3/4leAle13/16`

Text Solution

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The correct Answer is:
B
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OBJECTIVE RD SHARMA-TRIGONOMETRIC RATIOS AND IDENTITIES-Exercise
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