Answer:1,2 & 4
Step-by-step explanation:
Just took the test
Answer:
(1 + √2)/2
Assuming the values are in degrees,
sin(45) = sin(π/4)=√2/2
cos(60) = cos(π/3)=1/2
thus
sin(45) + cos(60) = √2/2 + 1/2 = (1 +√2)/2
