Math, asked by srajaraoreddy2001, 11 months ago

sin square 24 - sin square 6

Answers

Answered by spiderman2019

2

Answer:

[√5 - 1] / 8

Step-by-step explanation:

sin²24 - sin²6

= Sin18 Sin30 (∵sin²A - sin²B = sin(A-B)sin(A+B) )

=(Sin18) / 2 ( ∵ Sin18 = [√5 - 1]/4 )

= [√5 - 1]/8

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