cos 45⁰x sin 30⁰+cos 30⁰xsin 45⁰
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Answer:
Step-by-step explanation:
Cos 45° × sin 30° + cos 30° × sin 45°
1/ root 2 × 1/2 + root 3/2 × 1/ root 2
= 1/ 2 root 2 + root 3/ 4
= 1/ 2 root 2 + root 3/ 2× 2 root 2
= 2 + root 3/ 2 root 2
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