1. This data shows the pocket money that year 9 pupils receive each week.
E11 -4 £4 3 £9 £10 £6 £4
£3
(a)
Find the mean of the data.

[15 points]find the quotient with the restrictions. (x^2 - 2x - 3) (x^2 + 4x + 3) ÷ (x^2 + 2x - 8) (x^2 + 6x + 8)

Suppose a gym membership has an initial enrollment fee of $75 and then a fee of $29 a month. which equation models the cost, c, of the gym membership for m months?

What is the inverse of the function f(x) = 2x + 1?