Question

SinQ=cosQ.find the value of 2 tanQ + cos sqare Q

Answer 1

here's ur answer....
=sinQ=cosQ
=cos45°=1------(1)
substitute the value of (1) in 2tanQ+cos^2Q
=2tan45°+cos45°
=2×1+1/√2×1/√2
=2+1/2
=4+1/2

=5/2

HOPE IT HELPS!!!!