Linear Equations in Two Unknowns

Linear Equations in Two Unknowns

Assessment

Assessment

Created by

Winston Chan

Mathematics

8th Grade

34 plays

Hard

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10 questions

Show answers

1.

Multiple Choice

2 mins

1 pt

The equation y = 3x + 5 has _____

二元一次方程y=3x+5

A unique solution

有唯一一個解

Only two solutions

只有兩個解

Three solutions

有三個解

Infinitely many solutions

有無限解

2.

Multiple Choice

2 mins

1 pt

Which one of these equations classified to the linear equations in two variables?
以下哪一方程是二元一次方程?

x23xy+2y2=0x^2-3xy+2y^2=0

2x+3y4xy=02x+3y-4xy=0

3x+5y6=03x+5y-6=0

2x+7=92x+7=9

3.

Multiple Choice

2 mins

1 pt

Media Image

What is the y-intercept of this graph?

圖像的y軸截距是什麼?

1

-2

0

3

4.

Multiple Choice

2 mins

1 pt

What is the y-intercept in the equation y = 5x - 4?

y = 5x - 4 的y 軸截距是多少?

5

-4

-5

4

5.

Multiple Choice

2 mins

1 pt

In the equation y=mx+b, what does the m represent?

在方程 y=mx + b中, m 表示

slope

斜率

y-intercept

y軸截距

linear

線性

point-slope

點斜

6.

Multiple Choice

2 mins

1 pt

What is the slope in the equation y=2x + 3?

y = 2x + 3 的斜率是

2

3

5

Cannot be Determined

不能確定

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