Kvadrātvienādojums.
Authored by Dace Klapare
Mathematics
8th Grade
Used 12+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Atver iekavas x(3x - 5) =
3x - 5
3x - 5x
3 - 5
3 - 5x
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nosaki kvadrātvienādojuma 9x - 7 - 2x2 = 0 koeficientu a!
9
-7
-2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aprēķini kvadrātvienādojuma y2 + 4y - 5 = 0 diskriminantu!
16
25
36
-4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nosaki kvadrātvienādojuma x2 - 3 = 0 koeficientu b!
1
-3
0
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aprēķini kvadrātvienādojuma x2 - x - 2 = 0 saknes!
x1 = 1 un x2 = 2
x1 = -2 un x2 = 1
x1 = -1 un x2 = 2
x1 = -1 un x2 = -2
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Nosaki kvadrātvienādojuma koeficientus x2-x+5=0
a=1, b=1, c=0
a=0, b=1, c=5
a=1, b=-1, c=5
a=0, b=0, c=5
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Atzīmē, kurš no dotajiem kvadrātvienādojumiem atbilst , ja koeficienti ir a=3, b=0, c=1
x2+1=0
3x2+1=0
x2+3x+1=0
x2+3=0
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