Simplify: sin8x cos3x + cos8x sin3x

1 answer:

6 0

Answer: sin11x

step by step solution :

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Jlenok [28]

A=9 , b=40

Pythagorean theorem
$a^2+b^2=x^2 \\\\ x=\sqrt{a^2+b^2}=\sqrt{9^2+40^2}=\sqrt{81+1600}=\sqrt{1681}=\sqrt{41^2}=41$

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Margarita [4]

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Valentin [98]

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yKpoI14uk [10]

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