Find the acute angles A and B satisfying`secAcotB-secA-2cotB+2=0`

Find the acute angles A and B satisfying cot(A+B)=1,cosec(A-B)=2

A and B are positive acute angles satisfying the equation 3cos^2A +2cos^2B=4 , (3sinA)/(sinB)=(2cosB)/(cosA) then A+2B is

If A and B are positive acute angles satisfying the equations 3 cos^2A+2cos^2B=4 and (3sinA)/(sinB)=(2cosB)/(cosA) , then A+2B is equal to

Find the acute angle theta such that 5tan^2theta+3=9sectheta .

Find the acute angle between the pairs of lines x+3y+5=0 and 2x+y-1=0

Solve the following: Find the acute angle between lines having slopes 3 and -2

Find the acute angle theta such that 2cos^2theta=3sintheta .