Mathematics, 12.08.2020 08:01 jermainedwards

How many roots of an equation
sin(3x-π/4)=-1
with (−2020⩽x⩽2020)
Please help me

Answers: 3

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How many roots of an equation
sin(3x-π/4)=-1
with (−2020⩽x⩽2020)
Please help me...