
POLINOMIAL 1
Authored by Ani Sekarwulan
Mathematics
11th Grade
Used 6+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui f(x) = 2 x4 – 3 x3 + 2 x2 – 6 dan g(x) = 3 x3 – 6 x2 + 12 x + 4. Hasil penjumlahan f(x) + g(x) adalah …
2 x4 – 4 x2 + 12 x + 2
2 x4 – 4 x2 + 12 x - 2
2 x4 – x3 - 4 x2 + 12 x - 2
X4 – 8 x2 + 12 x - 2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diberikan suku banyak berikut
f(x) = 4x3 –x2 + 8x -1 dan
g(x) = 4x3 + 2x2 -10x
Koefisien variabel x berpangkat tertinggi dari f(x) – g(x) adalah…
-10
-5
-3
3
0
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Derajat (x2 – 3x + 2)(x+7)(x2 -3x + 2) adalah …
7
5
3
1
-3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dari kesamaan
ax2 + (x + b)(2x – 1) = (bx – 2)(x + 3) + c
diperoleh …
a = 1, b = - 1, dan c = 5
a = 1, b = - 1, dan c = - 5
a = 1, b = 1, dan c = 5
a = -1, b = 1, dan c = 5
a = - 1, b = 1, dan c = - 5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nilai t yang memenuhi kesamaan
X3 – 7x + 6 = (x + 3)(x – 2)(x – t) adalah …
-3
-1
0
1
3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dari kesamaan
5 x2 – 2x + 3 = ax2 +(b + c)x + 7(b – c), maka a + 8 b – 6 c = …
-2
3
5
6
10
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nilai m dan n dari kesamaan
adalah ...
m = - 1 dan n = - 3
m = - 1 dan n = 3
m = 1 dan n = - 3
m = 1 dan n = 3
m = 3 dan n = 1
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