Answer:
Option (3)
Step-by-step explanation:
Correct steps for the proof are,
Step Statement
1 cos(2x) = 1 - 2sin²(x)
2 Let 2x = θ
3 x = 
4 
5 
6 
7 
8 
There is a mistake in step 6.
Therefore, Option (3) will be the answer.
3/4 + 1/2
LCD=4
3/4 + 2/4
5/4 = 1 and 1/4
or 1.25 if decimal is required.
Answer:
10
Step-by-step explanation:
Answer:
drawing a blue marble is a harder then the yellow but not as hard as the red.
the number changes by the degree so you need to multiply it.