kita masukkan nilai P,Q,dan R ke nilai yang diberikan
-5(1)2 + 4(-2)3 + 2 (12) =-5 + (-32) + 24 = -37 + 24 = -13
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q = -2
r = 12
-5p²+4q³+2r = -5(1²)+4(-2³)+2(12)
= -5(1)+4(-8)+24
= -5-32+24
= -13
kita masukkan nilai P,Q,dan R ke nilai yang diberikan
-5(1)2 + 4(-2)3 + 2 (12) =-5 + (-32) + 24 = -37 + 24 = -13