Kurangkan: 7p^2-p+2q^2 dari p^2+3p-5q^2
Matematika
Salsabillah2111
Pertanyaan
Kurangkan: 7p^2-p+2q^2 dari p^2+3p-5q^2
1 Jawaban
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1. Jawaban syakirahzulya
(p²+3p-5q²) - (7p²-p+2q²)
= p²+3p-5q²-7p²+p-2q²
= p²-7p²+3p+p-5q²-2q²
= -6p²+4p-7q²