If sin Ɵ - cos Ɵ = 0, then the value of sin^4 Ɵ + cos^4 Ɵ is
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Step-by-step explanation:
2/1
From the above equation, we get
cosθ=sinθ
Hence
θ=450
Therefore
sin 4θ+cos 4θ
sin 4450+cos4 450
=2×( 2√1 ) 4
=2× 4/1
= 2/1
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