Answer:
cos(400)
Step-by-step explanation:
Useful things:
Cofunction identity: sin(x)=cos(90-x)
Sine and cosine have period of 360 degrees.
So sin(50)=cos(40) by cofunction identity.
Since cosine has period of 360 degrees then cos(40)=cos(360+40).
That simplifies to cos(400).
Answer:
12
Step-by-step explanation:
The amount of children that do like ice cream are 14/26 so the children that do not like ice cream 14/26, and the numerator is 12
Answer:
m+5n+7
Step-by-step explanation:
5m-n+7-4m+6n
=5m-4m-n+6n+7
=m+5n+7
Step-by-step explanation:
I think all of you under stand this question so please like the answer
Two Venn diagrams are not equivalent when they have a place for all the same items.
