Question

solve Sin 15 ki value​

Answer 1

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

SIN15° = sin ( 45°-30°)

= sin45° cos30° - cos45° sin30°

=( 1/√2×√3/2) -( 1/√2× 1/2)

= √3/2√2- 1/2√2

= (√3-1)/2√2

Sin15° = (√3-1)/2√2

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