PAIR OF LINEAR EQUATION IN TWO VARIABLES

1.

Multiple Choice

3 mins

1 pt

What is pair of linear equations in two variables?

a set of two or more linear equations in the same two variables

a polynomial with three terms

set of two linear equations in same two variables

None of these

2.

Multiple Choice

3 mins

1 pt

If a system of equations has no solution, what does the graph look like?

intersecting lines

parallel lines

skew lines

intersecting lines

3.

Multiple Choice

3 mins

1 pt

If a system of linear equations has one solution, what does this mean about the two lines?

Parallel lines

the same line

Intersecting lines

4.

Multiple Choice

3 mins

1 pt

If a pair of linear equations is consistent, then the lines will be

parallel

always coincident

intersecting or coincident

always intersecting

5.

Multiple Choice

3 mins

1 pt

The value of c for which the pair of equations cx – y = 2 and 6x – 2y = 3 will have infinitely many solutions is

3

– 3

–12

no value

6.

Multiple Choice

3 mins

1 pt

If the lines given by 3x + 2ky = 2 and 2x + 5y + 1 = 0 are parallel, then the value of k is

–5/4

2/ 5

15/4

3/2

7.

Multiple Choice

3 mins

1 pt

The equations 4x + 3y = 5 and 12x + 9y = 15 represent

No solution

Infinite many solution

Unique solution

8.

Multiple Choice

3 mins

1 pt

^{What is the solution?}

1

-2

(1, 2)

(1, -1)

9.

Multiple Choice

3 mins

1 pt

How can you tell if a point is a solution to a system?

It makes the first equation true.

The (x,y) coordinates satisfy both equations

It makes logical sense

It makes neither equation negative

10.

Multiple Choice

3 mins

1 pt

The graph of the line x = 6 is a line___

parallel to x -axis at a distance of 6 untis from origin

parallel to y-axis at a distance of 6 units from the origin

making an intercept 6 on the x-axis

making an intercept 6 on both the axis

11.

Multiple Choice

3 mins

1 pt

If the system of equations kx - 5y = 2, 6x + 2y = 7 has no solution, then k =___

-10

-5

-6

-15

12.

Multiple Choice

3 mins

1 pt

29x+37y=103 and 37x+29y = 95 then

x=1, y=2

x=2, y=1

x=3, y=2

x=2, y=3

13.

Multiple Choice

30 sec

1 pt

Lines represented by the equations x = 7 and x = -5 in cartesian plane are ______________ lines.

parallel

Intesecting

Coincident

14.

Multiple Choice

30 sec

1 pt

Does the point (2,3) lie on the line

3x-2y=5

By Maths Online Bathinda 9464387372

YES

NO

CANT SAY ANYTHING

15.

Multiple Choice

30 sec

1 pt

What is the point of intersection of the lines represented by 3x-2y=6 and the y-axis ?

0,-3

0,3

3,0

-3,0

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