Tlong y kak... Bsrta rumusnya...
Matematika
wulandi1
Pertanyaan
Tlong y kak... Bsrta rumusnya...
1 Jawaban
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1. Jawaban haradaraisa
= (2x-3)(3x+4)
= 6x²+8x-9x-12
=6x²-x-12
a=6
b= -1
c=-12
a+b+c = 6 + (-1) + (-12) =
=6-1-12
=6-13
=-7