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Verified answer
Penyelesaian :Pemfaktoran bil.aljabar
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1] 10y² - 43y + 12
= 10y² - 40y - 3y + 12
= 10y[y - 4] - 3[y - 4]
= [10y - 3][y-4].
2] 3t² + 2t - 8
= 3t² + 6t - 4t - 8
= 3t[t + 2] - 4[t + 2]
= [3t - 4][t + 2].
3] 12x² + 11x - 5
= 12x² + 15x - 4x - 5
= 3x[4x + 5] -1[4x + 5]
= [3x - 1][4x + 5].
Salam Alaikum.