Linear and Non Linear Graphs

A straight line has an x-intercept of x = −3 and a y-intercept of y = 9. The gradient of this line is:

• 3

• -3

• 9

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Which of the options would not be a member of the family of curves defined by:y = 2x + 1y = 3x + 1y = 4x + 1 …?

• y = –2x + 1

• y = x + 1

• y = 2x

• y = 5x + 1

• y = 6x + 1

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

The solution to the simultaneous equations

y = 6x + 3 and y = –6x + 3 is:

• (0, 3)

• (3, 0)

• (0,6)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Given the table below, what is the x-intercept?

• 9

• -6

• 0

• 8

• 7

Tags

CCSS.HSF.IF.B.4

Find the equation of a line that is parallel to y = 2x + 4 and has the same y-intercept as y = –3x – 5.

• y = -3x – 4

• y = 2x – 3

• y = 4x – 5

• y = 2x – 5

A helium-filled balloon started to descend at a steady rate so that after 25 seconds it was at 800 metres and after 65 seconds it was at 640 metres. What was the height of the balloon just before its descent?

• 800m

• 825m

• 1440m

• 900m

• 1000m

Which one is linear?

• A

• B

• C

• D

Tags

CCSS.8.F.A.3

Does the table represent a proportional relationship?

• Yes.

• No.

Tags

CCSS.7.RP.A.2A

Does this graph represent a proportional relationship?

• Yes

• No

Tags

CCSS.7.RP.A.2D

Find the rate of change in the table.

• 3

• -3

• 20

• Not a constant rate/Non-Linear

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6