I need some answers please like I really don’t know how to do these problems at all

Answer:
EVALUATE THE FUCTION WHEN: f (1/2 % 32)////////21+×_37- 4 = 37.2
EVALUATE THE FUNCTION WHEN f(3+38 x + formula of angle are = _1/2 decimals point 78.32)*/% =3( 92.03
Step-by-step explanation:
HOPE IT HELPS A LOT!!