Uji Pemahaman Persamaan Kuadrat
Quiz
•
Mathematics
•
9th Grade
•
Hard
Rahmatia, S.Pd.
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Selesaikan persamaan kuadrat berikut: x² - 5x + 6 = 0.
x = 1, x = 4
x = 0, x = 6
x = 2, x = 3
x = -2, x = -3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Gambarlah grafik fungsi kuadrat y = x² - 4x + 3.
Graph the function y = x² - 2x + 1 with vertex at (1, 0)
Graph the function y = x² + 4x + 3 with vertex at (2, 7)
Graph the function y = x² - 4x + 5 with vertex at (2, 1)
Graph the quadratic function y = x² - 4x + 3 with vertex at (2, -1), x-intercepts at (1, 0) and (3, 0), and y-intercept at (0, 3).
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tentukan akar-akar dari persamaan kuadrat 2x² + 3x - 5 = 0.
x1 = 0, x2 = -5
x1 = 1.5, x2 = -3
x1 = 1, x2 = -2.5
x1 = 2, x2 = -1.5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Gunakan rumus kuadrat untuk menyelesaikan 3x² - 12x + 9 = 0.
x = 3 dan x = 1
x = 0 dan x = 4
x = -1 dan x = 6
x = 2 dan x = 5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hitung diskriminan dari persamaan kuadrat x² + 2x + 1 = 0.
0
2
-1
1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Selesaikan persamaan kuadrat x² + 6x + 8 = 0 dan analisis akar-akar yang diperoleh.
Akar-akar dari persamaan kuadrat adalah x₁ = 2 dan x₂ = 4.
Akar-akar dari persamaan kuadrat adalah x₁ = -3 dan x₂ = -5.
Akar-akar dari persamaan kuadrat adalah x₁ = -1 dan x₂ = -8.
Akar-akar dari persamaan kuadrat adalah x₁ = -2 dan x₂ = -4.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Gambarlah grafik fungsi kuadrat y = -x² + 2x + 3.
The y-intercept is at (0, 2) and x-intercepts at (1, 0) and (2, 0).
The graph is an upward-opening parabola with vertex at (1, 2).
The graph of the function is a downward-opening parabola with vertex at (1, 4), y-intercept at (0, 3), and x-intercepts at (-1, 0) and (3, 0).
The vertex of the parabola is at (0, 3) with no x-intercepts.
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