You need to add a picture of the graph
Answer:
If sin 115 degrees≈ 0.91 and cos 115 degrees = -0.42, then sin -115 = -0.91 and cos -115 degrees = 0.42
Step-by-step explanation:
Answer:
n
Step-by-step explanation:
-12n - (-13n) = -12n +13n = 1n
Answer:
algebraic expression as they used variables