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sinA + cosA = sinB + cosB হলে , A + B = ?
SinA +CosA =SinB + cosB, A +B=?
cosA+sinA=cosB+sinB হলে A+B এর মান কত?
যদি sinA+cosA=sinB+cosB হয়, তবে A+B =কত?
SinA - cosA = sinB - CosB then (A+B) = ?
sinA + cosA= sinB + cosB হলে, A + B = ?
If cosA + cosB + cosC = 3, then what is the value of sinA + sinB + sinC?
sinA + cos A = sinB + cos B হলে , A + B = ?
নিচের তথ্যগুলো লক্ষ্য কর:(i) 2sinAsinB= cos(A - B) + cos(A + B)(ii) cos C - cos D = 2sinc + D2 sinD - C2(iii) cos 70∘ - cos 10∘ + sin 40∘ = 0নিচের কোনটি সঠিক?
Find the ∫∫x3 y3 sin⁡(x)sin⁡(y) dxdy. ]) b) (-x3 Cos(x) – 3x2 Sin(x) – 6xCos(x)-6Sin(x))(-y3 Cos(y) + 3]) c) (-x3 Cos(x) + 3x2 Sin(x) + 6xCos(x)-6Sin(x))(-y3 Cos(y) + 3y2 Sin(y) + 6yCos(y) – 6Sin(y)) d) (–x3 Cos(x) + 6xCos(x) – 6Sin(x))(-y3 Cos(y))