PLEASE HELP Note: Enter your answer and show all the steps that you use to solve this problem in the space provided.
Give f(x)=sin x and g(x)=cos x, show that f(g(pi/2))=0. Show all your steps.

i need a picure

step-by-step explanation:

step-by-step explanation:

r and t.

both are 64 degrees.

answer: first option i.e. 'a' is correct.

step-by-step explanation:

since we have given that

number of minutes to wrap a small gift box = 4 minutes

we need to find the number of gifts to be wrapped in 5 minutes

since there is a direct variation, as the number of minutes will increase with   number of gifts to be wrapped.

so, let the number of gifts to be wrapped in 5 minutes be x.

so, it becomes,

hence, first option 'a'   is correct.