math
Created: 10 months ago
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Updated: 3 months ago
A = cosθ + sinθ এবং B = cosθ - sinθ হলে, এবং যদি A = √2(A - sinθ) হয়, তবে প্রমাণ করতে হবে যে, B = √2(A - cosθ).
Asked by
Atiq Sheikh
Atiq Sheikh