Answer:
C. 65º
Step-by-step explanation:
180º- (62+53)=65º
a=65º
180º-(65+62)=53º
b=53º
180º-(53+62)=65º
c=65º
Two time twenty-eight equals 56.
Answer:
1) d and e
2)a, d and f
Step-by-step explanation:
I am pretty sure it's 44 degrees.
Answer:
cos(3x) --> cos³(x) - 3sin²(x)cos(x)
Step-by-step explanation:
The text in pink are the trig identities I used to convert cos(2x) and sin(2x) into their other equivalent forms.
This question is pretty much asking if you know how to use your trig identities if i understand it correctly.