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If a (tan theta+ cot theta )=1, sin thet...

If a `(tan theta+ cot theta )=1, sin theta +cos theta = b`,then the relation between ‘a’ and 'b' is

A

A)`2a=b^2-1`

B

B)`2a=b^2+1`

C

C)`b^2=2(a+1)`

D

D)`b^2=2(a-1)`

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CHAMPION PUBLICATION-2014 TIER-II PAPER(18)-EXERCISE
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  7. Find the valve of '(tanA-secA-1)/(tanA+secA+1)'

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  11. The value of (4 1/7 - 2 1/4)/(3 1/2 + 1 1/7) div 1/(2+1/(2 + 1/(5 - 1/...

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  12. Sum of three fractions is 2(11)/(24). On dividing the largest fraction...

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  15. If sqrt(5329)=73, then the value of sqrt(5329)+sqrt(53.29)+sqrt(0.5329...

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  16. If sqrt((1 + 27/169)) = (1 + x/13) then find the value of x.

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  17. The sum of the cubes of two numbers is 793. The sum of the numbers is ...

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  18. A does half as much work as B in three fourth of the times. If togethe...

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