Answer:
B
Step-by-step explanation:
For cartesian to polar transformation,
x = rcosA , y = rsinA.
Put in the values in the given equation. And (cosA)^2 - (sinA)^2 = cos(2A)
the sum is 7
ik this because i used to be in kindergarten.
bStep-by-step explanation:
The first one is 60 and the second one is 12
5*12=60 6*12=72 72-60=12
to tell you the truth I don't know the answer