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The expression (1+tan x +tan^(2)x)(1- co...

The expression `(1+tan x +tan^(2)x)(1- cot x + cot^(2)x)` has the positive values for x, given by

A

`0 le x le (pi)/(2)`

B

`0 le x le pi`

C

for all `x in R`

D

`x ge 0`

Text Solution

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The correct Answer is:
C
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DIPTI PUBLICATION ( AP EAMET)-TRIGONOMETRIC EQUATIONS -EXERCISE 1
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