Hàm số y = 2 x − 1 y=2x-1 y = 2 x − 1 có...

a = 2 , b = − 1 a=2,\ b=-1 a = 2 , b = − 1

a = 1 , b = 2 a=1,\ b=2 a = 1 , b = 2

a = − 1 , b = 2 a=-1,\ b=2 a = − 1 , b = 2

a = 2 , b = 1 a=2,\ b=1 a = 2 , b = 1

Hàm số y = 2 x − 2 + 1 y=\sqrt{2}x-\sqrt{2}+1 y = 2 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z"> x − 2 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z"> + 1 có...

a = 2 , b = − 2 + 1 a=\sqrt{2},\ b=-\sqrt{2}+1 a = 2 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z"> , b = − 2 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z"> + 1

a = 2 , b = 2 + 1 a=\sqrt{2},\ b=\sqrt{2}+1 a = 2 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z"> , b = 2 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z"> + 1

a = 2 , b = − 2 a=\sqrt{2},\ b=-\sqrt{2} a = 2 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z"> , b = − 2 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

a = 2 , b = 1 a=\sqrt{2},\ b=1 a = 2 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z"> , b = 1

Hàm số y = 2 x − 2 + m y=2x-2+m y = 2 x − 2 + m có...

a = 2 , b = − 2 + m a=2,\ b=-2+m a = 2 , b = − 2 + m

a = 2 , b = − 2 a=2,\ b=-2 a = 2 , b = − 2

a = 2 , b = m a=2,\ b=m a = 2 , b = m

a = − 2 , b = m a=-2,\ b=m a = − 2 , b = m

Hàm số y = a x + b ( a ≠ 0 ) y=ax+b\ \left(a\ne0\right) y = a x + b ( a  = 0 ) . Cho y = 0 thì ...

y = − b a y=\frac{-b}{a} y = a − b

y = − a b y=\frac{-a}{b} y = b − a

Hàm số y = a x + b ( a ≠ 0 ) y=ax+b\ \left(a\ne0\right) y = a x + b ( a  = 0 ) . Cho x = 0 thì ...

y = − b a y=\frac{-b}{a} y = a − b

Hàm số y = ax + b Bài kiểm tra

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Hàm số
$y=2x-1$ có...

$a=2,\ b=-1$

$a=1,\ b=2$

$a=-1,\ b=2$

$a=2,\ b=1$

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Hàm số
$y=\sqrt{2}x-\sqrt{2}+1$ có...

$a=\sqrt{2},\ b=-\sqrt{2}+1$

$a=\sqrt{2},\ b=\sqrt{2}+1$

$a=\sqrt{2},\ b=-\sqrt{2}$

$a=\sqrt{2},\ b=1$

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Đồ thị hàm số
$y=ax+b\ \left(a\ne0\right)$ là...

...một điểm trên trục tung và trên trục hoành

...một đường cong

...một đường thẳng

...một hệ trục tọa độ

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Hàm số
$y=2x-2+m$ có...

$a=2,\ b=-2+m$

$a=2,\ b=-2$

$a=2,\ b=m$

$a=-2,\ b=m$

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Tọa độ A là...

(- 2; 3)

(2; 3)

(3; -2)

(3; 2)

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Tọa độ A là...

(-2; -3)

(2; 3)

(-3; -2)

(3; 2)

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Tọa độ A là...

(- 2; 3)

(2; -3)

(3; -2)

(-3; 2)

9.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Điểm A(0; 2) thì điểm A nằm trên ....

...trục tung

...trục hoành

...góc tọa độ O

...đường thẳng $y=2x$

10.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Điểm A(4; 0) thì điểm A nằm trên ....

...trục tung

...trục hoành

...góc tọa độ O

...đường thẳng $y=4x$

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Hàm số y = ax + b

Hàm số y=2x−1y=2x-1y=2x−1 có...

Hàm số y=2x−2+1y=\sqrt{2}x-\sqrt{2}+1y=2​x−2​+1 có...

Đồ thị hàm số y=ax+b (a≠0)y=ax+b\ \left(a\ne0\right)y=ax+b (a​=0) là...

Hàm số y=2x−2+my=2x-2+my=2x−2+m có...

Tọa độ A là...

Tọa độ A là...

Tọa độ A là...

Tọa độ A là...

Điểm A(0; 2) thì điểm A nằm trên ....

Điểm A(4; 0) thì điểm A nằm trên ....

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Hàm số
$y=2x-1$ có...

Hàm số
$y=\sqrt{2}x-\sqrt{2}+1$ có...

Đồ thị hàm số
$y=ax+b\ \left(a\ne0\right)$ là...

Hàm số
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