Answer:
a: Neither; b: Complementary
Step-by-step explanation:
Complementary= 90 degrees
Supplementary= 180 degrees
For letter a. the answer is neither because 85 +90= 175 degrees, not 90 or 180 degrees.
For letter b. the answer is complementary because 75 +15= 90 degrees.
C
The problem gave us the equation for , which was . To find , we can simply substitute 2 in for , as shown below:
The answer is f(2) = 7.
sorry i dont know