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9. Jika P(x)= x6 + 3x5 + 2x4 - 4x3 + x2 + x - 3 dan
Q(x) = x4 – x3 + 2x2 +1.
Nilai P(1) +Q(2) adalah....![]()
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9. Jika P(x)= x6 + 3x5 + 2x4 - 4x3 + x2 + x - 3 dan
Q(x) = x4 – x3 + 2x2 +1.
Nilai P(1) +Q(2) adalah....
Jawaban:
18
Penjelasan dengan langkah-langkah:
P(1) = 1⁶ + 3(1)⁵ + 2(1)⁴ - 4(1)³ + 1² + 1 - 3
= 1 + 3 + 2 - 4 + 1 + 1 - 3
= 1
Q(2) = 2⁴ - 2³ + 2(2)² + 1
= 16 - 8 + 8 + 1
= 17
P(1) + Q(2) = 1 + 17 = 18
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