Home
Class 11
MATHS
(sqrt2 - sin alpha - cos alpha )/( sin a...

`(sqrt2 - sin alpha - cos alpha )/( sin alpha - cos alpha)=`

A

`sec ((alpha )/(2) -(pi)/(8))`

B

`cos ((pi)/(8) -(alpha)/(2))`

C

`tan ((alpha)/(2) -(pi)/(8))`

D

`cot ((alpha )/(2) -(pi)/(2))`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

The sides of a triangle are sin alpha, cos alpha and sqrt(1+ sin alpha cos alpha) where 0 lt alpha lt (pi)/(2). Then the greatest angle of the triangle is-

If tan theta=(sin alpha- cos alpha)/(sin alpha+cos alpha) , then sin alpha+cos alpha =.................... A) sqrt2 cos, theta sqrt2 sintheta B) -sqrt2 sin theta, -sqrt2 cos theta C) sqrt2 sin theta , sqrt2 sin theta D) sqrt2 cos theta , - sqrt2 cos theta

If p & q are lengths of perpendicular from the origin x sin alpha + y cos alpha = a sin alphacos alpha and x cos alpha-y sin alpha = acos 2alpha, then 4p^2 + q^2

If (2sin alpha)/({1+cos alpha + sin alpha})=y, then ({1-cos alpha+sin alpha})/(1+sin alpha)=

If tan beta=(n sin alpha cos alpha)/(1-n sin^2alpha) , show that tan(alpha-beta)=(1-n)tan alpha dot

If xsin^3alpha+ycos^3alpha=sinalpha cos alpha and xsinalpha-ycosalpha=0 then x^2+y^2= ......... A) -1 B) pm1 C) 1 D) 0

If f (alpha) =x cos alpha + y sin alpha - p (alpha), then the lines f (alpha)=0 and f (beta)=0 ar perpendicular to each other, if

If A=[(cos alpha,sin alpha),(-sin alpha,cos alpha)] and A. adj A=[(k,0),(0,k)] , then k is equal to