if sin theta +sin^2 theta = 1 then evaluate cos^2 theta + cos^4 theta
please solve this it is urgent
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sin © + sin^2 © = 1
So,
sin © = 1- sin^2 © = cos^2 ©
Therefore,
cos^2 © + cos^4 © = sin © + sin^2 © = 1 ...(given)
Hope this helps you !
So,
sin © = 1- sin^2 © = cos^2 ©
Therefore,
cos^2 © + cos^4 © = sin © + sin^2 © = 1 ...(given)
Hope this helps you !
hkedia04:
that was really helpful
great. ! ^_^
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