Find the exact sum of sin (pi/3) + cos (pi/2) ?
sin (π/3) = (√3)/2
cos (π/2) = 0
sin (π/3) + cos (π/2) = (√3)/2
Learn the unit circle...read your textbook...practice.
sin (π/3) = (√3)/2
cos (π/2) = 0
sin (π/3) + cos (π/2) = (√3)/2
Learn the unit circle...read your textbook...practice.

sin(pi/3) =sqrt3 /2
cos(pi/2) = 0
sqrt3/2 + 0 =sqrt3/2
cos(pi/2) = 0
sqrt3/2 + 0 =sqrt3/2