Answer: 
You simply need to multiply
.
Multiply the numerators.
Multiply the denominators.
Simplify.
You simply need to multiply
Multiply the numerators.
Multiply the denominators.
Simplify.
CAN ANYONE HELP ME? :)
1 answer:
You might be interested in
Answer:
1 - cosΘ
Step-by-step explanation:
using the identity
sin²x + cos²x = 1 , then
sin²x = 1 - cos²x
= ← factor 1 - cos²Θ as a difference of squares
= ← cancel 1 + cosΘ on numerator/ denominator
= 1 - cosΘ