Answer:
Step-by-step explanation:
Given:

To find 
Using trigonometric relations for sums and differences of squares of the ratios.
We know:

Plugging in
in the above relation.

Subtracting both sides by 0.75.


Taking square root both sides.

∴
(Answer)
Answer:
C) pink; The graph of the pink line passes through the origin.
Answer:
B
Step-by-step explanation:
A Binomial is a Polynomial with two terms: