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直線方程式測驗

Authored by 吳宛真 吳宛真

Mathematics

9th Grade

直線方程式測驗
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8 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

根據斜率的定義,如何計算直線上兩點(2 , 3)和(3 , 5)的斜率?

3

2

4

1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

在直線方程式y等於2x減1中,當x等於0時,y等於多少?

-1

0

2

1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

直線方程式y等於2x減1的斜率和y截距分別是多少?

斜率為2,y截距為-1

斜率為2,y截距為1

斜率為1,y截距為-1

斜率為1,y截距為1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

通過點(2 , 3)且斜率為2的直線方程式可以表示為?

y等於2x減1

y等於x加2

y等於2x加1

y等於x減2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

直線方程式y等於2x減1的x截距和y截距分別是多少?

x截距為1,y截距為-2

x截距為-1,y截距為2

x截距為1,y截距為-1

x截距為-1,y截距為1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

如何表示直線方程式y等於ax加b的形式?

斜截式

截距式

斜率截距式

點斜式

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

通過一個點的直線有多少條?

0

1

2

無限多

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