Question

3 sin 10°-4 sin cube 10°=​

Answer 1

Answer:

answer is-

-0.520944533

Answer 2

Answer:

Hello,

As we know

sin(3A) = 3 sinA -4 sin^3 (A)

so, 3 sin10° -4sin^3 (10°)=

sin (3×10°) = sin30° = 1/2 ans..

Thank you! !

Mark as brainliest! !