alleryఏదైనా కోణం θ కి sin²θ + cos²θ విలువ ఎంత?
A1
B0
Csin 2θ
D2
Answer & Solution
Correct answer: A. 1
ఇది పైథాగరియన్ సర్వసమీకరణం, దీని విలువ ఎల్లప్పుడూ 1 కి సమానం.
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