Jawaban:
a.) (a+3)(2a²-a-3)
(2a² dikali a) (3 dikali 2a²) (-3aditambah-3a)(3dikali-3)
2a³+5a²-6a-9
b.) (3p-3)²-2(2p-1)²
(9p²+9)-2(4p²+1)
(9p²+9)-8p²-2
9p²+9-8p²-2
9p²-8p²+9-2
p²+7
koreksi
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Jawaban:
a.) (a+3)(2a²-a-3)
(2a² dikali a) (3 dikali 2a²) (-3aditambah-3a)(3dikali-3)
2a³+5a²-6a-9
b.) (3p-3)²-2(2p-1)²
(9p²+9)-2(4p²+1)
(9p²+9)-8p²-2
9p²+9-8p²-2
9p²-8p²+9-2
p²+7
koreksi