2cos 3pi/2 + 2sin 3pi/2 -2tan 3pi/2 = ??
Lost your password? Please enter your email address. You will receive a link and will create a new password via email.
Please briefly explain why you feel this question should be reported.
Please briefly explain why you feel this answer should be reported.
Please briefly explain why you feel this user should be reported.
Answer is √3
Answer should be -2 as cos3pi/2 =0, sin2pi/2=-1 and tan3pi/2is not defined.