2sin135°+4sin225°-tan45
Matematika
MimooRemaa
Pertanyaan
2sin135°+4sin225°-tan45
1 Jawaban
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1. Jawaban Reeww
2sin135°+4sin225°-tan54°
= 2.1/2√2 + 4.-1/2√2-1
= 2.0,7 + 4. -0,7-1
= 1,4 + -2,8 - 1
= -2,4 .
maaf kalau salah yaa..