Y11 Higher revision 1

Solve 8 - 2x = 42

• x = 25

• x = -25

• x = -17

• x = 17

• 9

• 18

• 3

• 27

• This cannot be simplified

Frequency density =

Expand and simplify (2x + 5)(x - 3)

• (2x - 13)(2x - 13)

• (4x + 13)(4x - 13)

What is the gradient of the line that is perpendicular to y = 4x - 5

• 4

Find the nth term of 23, 19, 15, 11

• 27 - 4n

• 4n + 27

• 27 + 4n

• 19 - 4n

What type of graph is this?

• Histogram

• Composite bar chart

• Cumulative frequency graph

• Frequency polygon