sin(2x+10)=cos(3x-35)
Matematika
larasks
Pertanyaan
sin(2x+10)=cos(3x-35)
1 Jawaban
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1. Jawaban meifat
sin(2x+10)=cos(3x-35)
sin (2x+10)=sin(90-(3x-35))
2x+10=90-3x+35
2x+3x=90-10+35
5x=115
x=23