Answer: see proof below
<u>Step-by-step explanation:</u>

Use the following Identities:
sec Ф = 1/cos Ф
cos² Ф + sin² Ф = 1
<u>Proof LHS → RHS</u>






Answer:
B
Step-by-step explanation:
The answer is B
Answer:
5/-3
Step-by-step explanation:
Slope = (y2 - y1)/(x2 - x1)
m = (8 - 3)/(-7 + 4)
m = 5/-3
Answer:
3/8 is smaller
Step-by-step explanation:
because it not have of 8 as for 1/2 is half so your answer is 3/8
It would be the first one.