The table shows the rates for sending text messages.
Are the rates proportional?
Explain.
Messages Cost
50
$6
75
$9
100
$12

The graph of f(x)=|x| is reflected over the y-axis and horizontally compressed by a factor of 1/9. write a formula for function g(x)

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.