Plotting Linear Functions in the Cartesian Plane

Q. Determine the shape of graph for the equation $y=4x$ by plotting it in the cartesian plane.

1. Circle
2. Straight line
3. Parabola
4. Hyperbola

Q. What is the nature of graph for $x+y=0$?

1. Curved line
2. Parabola
3. Circle
4. Straight line

Q. Choose the correct table for five ordered pairs which satisfy the equation $y=2x+1$.

1. Ordered Pair	x	y
   $(0,1)$	0	1
   $(1,2)$	1	2
   $(2,5)$	2	5
   $(-1,-1)$	-1	-1
   $(-2,-3)$	-2	-3

2. Ordered Pair	x	y
   $(0,1)$	0	1
   $(1,3)$	1	3
   $(2,4)$	2	4
   $(-1,-1)$	-1	-1
   $(-2,-3)$	-2	-3

3. Ordered Pair	x	y
   $(0,1)$	0	1
   $(1,3)$	1	3
   $(2,5)$	2	5
   $(-1,-1)$	-1	-1
   $(-2,-4)$	-2	-4

4. Ordered Pair	x	y
   $(0,1)$	0	1
   $(1,3)$	1	3
   $(2,5)$	2	5
   $(-1,-1)$	-1	-1
   $(-2,-3)$	-2	-3

Q. The average height vs average weight graph of Grade $7$ female students is shown below.


A Grade $7$ female student of height $4$ ft has weight .

1. Approx. $45$ kg
2. Approx. $41kg$
3. Approx. $35$ kg

Q. Determine the shape of graph for the equation $y=3x-1$ by plotting it in the cartesian plane.

1. Circle
2. Hyperbola
3. Straight line
4. Parabola

Q. Which one of the following straight line equations satisfy the given coordinates?
$(0,-1),(1,0),(3,2),(4,3)$

1. $y=x-1$
2. $y=x+1$
3. $y=2x-1$
4. $y=2x+1$

Q. Which of the following points does not satisfy the equation $y=\frac{x}{2}-1?$

1. $(1,\frac{-1}{2})$
2. $(2,0)$
3. $(0,1)$
4. $(4,2)$