Answer:
(x^3y)/2
Step-by-step explanation:
Answer:
x = 12 , x = 21
Step-by-step explanation:
If you have any questions about the way I solved it, don't hesitate to ask!!!!
i believe it is 645, 500 !
Answer:
You dind't include the answer choices but it should look something like

Answer:
Step-by-step explanation:
Given is a trignometric equation in x, as

TO make it in one trig ratio, we can replace sin2x as 2sinx cosx
WE get now


Principal solution is 
x = ±π/2 + 2kπ, where k is any integer or
x=±pi/6 +k pi, where k is any integer.
General solution is