Question

using the formula:
sin(A+B)=sinA cosB +cosA. sinB, find the value of sin 75°​

Answer 1

Step-by-step explanation:

HOPE IT HELPS YOU

make it brilliant answer

Answer 2

Answer:

ans) ( as per your formula )- √3+1/2√2

Step-by-step explanation:

sin(A+B) can be written as sin(45+30)

sin (75°) can be written as ( sin45°+sin30°)

=(sin45°+sin30°)=sin45°.cos30°+cos45°.sin30°

=1/√2.√3/2+1/√2.1/2

=√3/2√2+1/2√2

=√3+1/2√2

.

Hope it helps !!!