2sin^(2)(8(1^(0))/(2))+4cos16^(0)sin(7(1^(0))/(2))sin(8(pi^(0))/(2))+cos32

2sin^(2)(8(1^(0))/(2))+4 cos 16^(0) sin(7(1^(0))/(2)) sin (8(1^(0))/(2))+cos32^(0)=

2sin ^ (2) (8 (1 ^ (@)) / (2)) + 4cos16 ^ (@) sin (7 (1 ^ (@)) / (2)) sin (8 (1 ^ (@)) / (2)) + cos32 ^ (@) =

(cos^(2)1^(0)-cos^(2)2^(0))/(2sin3^(0)*sin1^(0)) is equal to

The value of the expression (2(sin1^(0)+sin2^(0)+sin3^(0)+...+sin89^(@)))/(2(cos1^(0)+cos2^(0)+...+cos44^(0))+1) equals

Prove that (i) " tan"^(2) .(pi)/(3) + 2cos^(2) .(pi)/(4)+ 3 sec^(2).(pi)/(6)+ 4 cos^(2).(pi)/(2)=8 (ii) " sin ".(pi)/(6) " cos 0 + sin ".(pi)/(4) " cos " .(pi)(4) + " sin " .(pi)/(3) "cos " .(pi)/(6) =(7)/(4) (iii) " 4sin " (pi)/(6) " sin"^(2) (pi)/(3) + 3 " cos " .(pi)/(3) " tan ".(pi)/(4) = " cosec"^(2).(pi)/(2)=4

" The value of "(sin1^(0)+sin3^(0)+sin5^(0)+sin7^(0))/(cos1^(0)*cos2^(0)*sin4^(0))" is "

The value of expression (2(sin1^(0)+sin2^(0)+sin3^(0)+...+sin89^(@)))/(2(cos1^(0)+cos2^(0)++cos44^(0))+1) (a) sqrt(2)(b)(1)/(sqrt(2))(c)(1)/(2)(d)0