I would help you but my the picture won't load for me....sorry.
Answer:
Option 4
Step-by-step explanation:
Given:
Sinθ =
Since, cos2θ = 1 - 2sin²θ
cos2θ =
cos2θ = 1 -
cos2θ =
cos2θ =
Therefore, Option 4 will be the answer.
Answer:
B.
Step-by-step explanation:
The direction of the arrow has to go the same way as the one in the question, from P to R. Also, the question only has one arrow, so the answer only has one arrow.