x^5 is your answer because you add exponents when they are not in separate paretheses.
Answer:
22 1/2
Step-by-step explanation:

Cos(68)=z/24
Z=24cos(68)
Find the answer by the calculator
Second question,
Cos(x)=16/34
X=cos^-1(16/34)
Use calculator
Answer:
7.41, 7.6, 745
Step-by-step explanation:
Answer:
x=4
Step-by-step explanation: