`sin0^ 0sin1 ^0..................... sin90^ 0 = `

The average value of sin2^@,sin4^@, sin6^@.........sin180^@ is (i) 1/90 cos1^0 (ii) 1/90 sin1^0 (iii) 1/90cot1^0 (iv) none of these

sin(2sin^(-1) 0.8)=

Prove that 2sin2^0+4sin4^0+6"sin"6^0+.......+180sin180^0=90cot1^0dot

If the product (sin1^0)(sin3^0)(sin5^0)(sin7^0)....(sin 89^0)=1/(2^n) then the value of ndot

Write the value of sin 10^0+sin 20^0+sin 30^0+....+sin 360^@

Show that sin^2 5^0+sin^2 10^0+sin^2 15^0++sin^2 90^0=9 1/2dot

Show that sin^2 5^0+sin^2 10^0+sin^2 15^0++sin^2 90^0=9 1/2dot

The value of expression (2sin^2 91^0-1)(2sin^2 92^0-1)...(2sin^2 180^0-1) is equal to 0 (b) 1 (c) 2^(90) (d) 2^(90)-90

The value of sin^2 12^0+sin^2 21^0+sin^2 39^0+sin^2 48^0-sin^2 9^0-sin^2 18^0 is _______

The value of sin^2 12^0+sin^2 21^0+sin^2 39^0+sin^2 48^0-sin^2 9^0-sin^2 18^0 is _______