Lygčių ir nelygybių grafinis sprendimas- 9kl.
Authored by Edita Balinskiene
Mathematics
9th Grade
Used 8+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Lygties -9x+10=2x-12 funkcijos yra:
f(x)=-9x+10
g(x)=2x-12
f(x)=-9x+10, g(x)=2x-12
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Vienos lentelės reikšmės:
g(x)=2x-12
x=1 y=
x=0 y=
x=-4 y=
y=
{-10, -12, -20, -11}
{-10, -12. -4, 11}
{-14, -10, -4, 11}
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Kitos lentelės reikšmės:
f(x)=-9x+10
x= y=
x=0 y=
x=3 y=
x= y=
{7, 10, -17, 9}
{1, 1, 37, 11}
{-7, 1, -17, 9}
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Išspręskite lygtį : x - 5 = 8x + 44
x=-7
x=7
x=49/9
x=37/7
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Apskaičiuokite f(5), kai
f(5)=17
f(5)=22
f(5)=134,5
f(5)=60
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jeigu f(x)=20, tai x=.....
x = 3
x = -1
x = -10
x = -3
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Duota formulė: y=x+8. Parašykite praleistą skaičių.
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