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Cho a và b là hai góc lượng giác thỏa mãn điều kiện a+b=π/4. Tính H=(sina-cosb)^2+(cosa-sinb)^2
9 months ago
29
Cho a và b là hai góc lượng giác thỏa mãn điều kiện a+b=π/4
Tính giá trị của biểu thức H=(sina-cosb)^2+(cosa-sinb)^2
Biết rằng kết quả làm tròn đến hàng phần trăm
#LuongGiac
#Trigonometry
#ToanLop11
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