Mathematics, 25.10.2021 18:30, izzyisawesome5232

Phương trình nào vô nghiệm a. căn 3 sin2x - cos2x=2
b 3sinx-4cosx = 5
c. 2sinx - cosx = 3
d. tan x =1

Answers: 1

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Phương trình nào vô nghiệm a. căn 3 sin2x - cos2x=2
b 3sinx-4cosx = 5
c. 2sinx - cosx...