If sqrt(2)sin(60^(@)-alpha)=1,0^(@)ltalp...

If `sqrt(2)sin(60^(@)-alpha)=1,0^(@)ltalphalt90^(@)`, then `alpha` is equal to :

A

`45^(@)`

B

`30^(@)`

C

`15^(@)`

D

`60^(@)`

Verified by Experts

The correct Answer is:

C

Similar Questions

Explore conceptually related problems

If sinalphasec(30^(@)+alpha)=1(0^(@)ltalphalt60^(@)) , then find the value of sinalpha+cos2alpha .

If sec alpha=(13)/(5) where 270^(@)ltalphalt360^(@) then what is sin alpha equal to ?

If 5sin alpha=3sin(alpha+2 beta)!=0, then tan(alpha+beta) is equal to

If the sum of the square of the roots of the equation x^(2)-(sin alpha-2)x-(1+sin alpha)=0 is least then alpha is equal to

If the sum of squares of roots of equation x^(2)-(sin alpha-2)x-(1+sin alpha)=0 is the least, then alpha is equal to

If cot(alpha+beta)=0, then sin(alpha+2 beta) is equal to

If pi

int(cos alpha)/(a^(2)+sin^(2)alpha)d alpha is equal to

If tan^(2)alpha=1+2tan^(2)beta , then sqrt(2)cosalpha+cosbeta is equal to (if 0ltalphalt90^(@)and90^(@)ltbetalt180^(@))