jika p=4,q=-5,dan r=-2,nilai(p+2q-3r)-(p-3q+2r)adalah
Matematika
spanda1
Pertanyaan
jika p=4,q=-5,dan r=-2,nilai(p+2q-3r)-(p-3q+2r)adalah
2 Jawaban
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1. Jawaban kgmrin
(4+2(-5)-3(-2) - (4-3(-5)+2(-2)
4-10+6 - 4+15-4
-6+6 - 15
0-15
-15 -
2. Jawaban Eviraamanda10
[p+2q-3r]-[p-3q+2r]
=[4+2(-5)-3(-2)]-[4-3(-5)+2(-2)]
=[4-10+6]-[4+15-4]
=0-4-15+4
=-15