Question 403964
how do you solve this: cot^2 theta=-5+4csc theta
cot^2 theta=-5+4csc theta
Multiply thru by sin^2
cos^2 = -5sin + 4
1-sin^2 = -5sin + 4
sin^2 - 5sin + 3 = 0
Now it's a quadratic in sin(theta)