Question

How do I find the area inside r = 3(1+cos(theta))? (calculus)

Answer 1

Hve you tried this ? do you have the plot ?

Answer 2

It looks like a cardioid - the heart shaped one

Answer 3

I'm not sure if I'm supposed to separate the two halves and subtract the "negative" area from the positive area or something

Answer 4

the upper portion has same are as lower portion, so, you can double the upper portions area.
do you know how to find upper portion's area ?