please solve this question,.
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use identity a^3+ b^3
Hope it help you
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Step-by-step explanation:
sin⁶ θ + cos⁶ θ
=( sin² θ )³ + ( cos² θ )³
= ( sin² θ + cos²θ)³ - 3 sin²θ cos² θ ( sin² θ + cos² θ )
= ( 1 )³ - 3 sin²θ cos²θ ( 1 )
= 1 - 3 sin²θ cos² θ is proved
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