Answer:
22
Step-by-step explanation:
PEMDAS
4^2 = 16
16 - 5 = 11
11 x 2 = 22
2 (c^2 -5)
Let c=4
2 (4^2 -5)
Parentheses first,
(4^2 -5)
Exponents
16-5 =11
Replace into expression
2(11)
