Home
Class 12
MATHS
If exp [(sin^(2)x+sin^(4) x +sin^(6)x+.....

If exp `[(sin^(2)x+sin^(4) x +sin^(6)x+.... oo)" In" 2]` satisfies the equation `y^(2)-9y+8=0`, then the value of `(cos x )/( cos x+ sin x ),0 lt x lt (pi)/(2)` , is

A

Statement I is true , Statement II is true , Statement II is a correct explanation for Statement I.

B

Statement I is true , Statement II is true , Statement II is not a correct explanation for Statement II.

C

Statement I is true , Statement II is false

D

Statement I is false , Statement II true .

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

if sin x + sin^2 x = 1 , then the value of cos^2 x + cos^4x is

If 0ltxlt(pi)/(2) exp [(sin^(2)x+sin^(4)x+sin^(6)x+'.....+oo)log_(e)2] satisfies the quadratic equation x^(2)-9x+8=0 , find the value of (sinx-cosx)/(sinx+cosx) .

sin 2x + cos x =0

int e^(sin x) (x cos x- sec x tan x)dx = _____ +C, 0 lt x lt (pi)/(2)

(sin x - sin y)/( cos x + cos y) = tan ""(x-y)/(2)

int (dx)/(cos x sqrt(1+cos 2x+ sin 2x))= _______+C, (0 lt x lt (pi)/(4))

cos(2pi -x) cos (-x) - sin(2pi +x) sin (-x) = 0

cos ^(2) 2x -cos ^(2) 6x = sin 4x sin 8x