Algebra
posted by Lavanda on .
Find the complete solution of each equation. Express your answer in degrees.
sec^2 θ+sec θ=0
2 cos^2 θ+1=0
cot θ=cot^2 θ
sin^2 θ+5 sin θ=0

sec (sec+1)=0
theta= arcsec0 and theta=arcsec1
I will be happy to critique your work on the others. Are you certain you copied the second one correctly?