sin²θ + cos²θ = 1
E = mc²
H₂O
F = ma
a² + b² = c²
π ≈ 3.14159
DNA 🧬
v = u + at
∫ dx
∑n²
NaCl
हिंदी 📚
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Formula: sin²θ + cos²θ = 1
Step 1: sin 30° = ½
Step 2: (½)² = ¼
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