14 3
))
37
Pattern 1
Pattern 2
Pattern 3
Pattern 4
Razi thinks that the nth term for the sequence of numbers of green squares is 3n+2.
Is Razi correct? Explain how you worked out your answer.

Find the missing factor in exponential form 48^2=3^2 • ?

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

Y= 4x + 3 y = - 1 4 x - 5 what is the best description for the lines represented by the equations?