Question

Evaluate the follwing : (2 cos^2 60° + 3 sec^2 30° - 2 tan^2 45°)/(sin^2 30° + cos^2 45°)

Answer 1

solving it we get
((2*(1/4))+(3*(4/3))-(2*1))/((1/4)+(1/2))
=10/3

Answer 2

(2×1/4+3×4/3-2×1)/(1/4+1/2)
(1/2+2)/(3/4)
(5/2)/(3/4)
=10/3