Rewriting in polar form makes this trivial.
We have
(not to be confused with the standard inverse tangent function . Here is the inverse tangent function that takes into account position in the coordinate plane; look up "atan2" for more information)
So we have
Then
so that and .
40 + 30 = 70 people totally adopted
Answer:
2/18
Step-by-step explanation:
because i multiplied 1/9 by 2
Answer:
(-5,3)(-1,-3)
Step-by-step explanation:
<span>(12xy)^2
Expand:
12^2*x^2*y^2
= 144x^2*y^2</span>