determine-the-exact-value-of-the-following-trigonometric-expressionsin25cos65cos

Question

Determine the exact value of the following trigonometric expression.﻿sin⁡25°cos⁡65°+cos⁡25°sin⁡65°\sin25\degree\cos65\degree+\cos25\degree\sin65\degreesin25°cos65°+cos25°sin65°﻿

Accepted Answer

1

Answer

0

Answer

-1

Answer

2

Determine the exact value of the following trigonometric expression.sin25°cos65°+cos25°sin65°\(\sin\)25\(\degree\[\cos\)65\(\degree\)+\(\cos\)25\(\degree\]\sin\)65\(\degree\)sin25°cos65°+cos25°sin65°

Determine the exact value of the following trigonometric expression.
$\sin\)25\(\degree\[\cos\)65\(\degree\)+\(\cos\)25\(\degree\]\sin\)65\(\degree$