Area of the blue shaded region??? please show work

What is the range of this function? all real numbers such that y ≤ 40 all real numbers such that y ≥ 0 all real numbers such that 0 ≤ y ≤ 40 all real numbers such that 37.75 ≤ y ≤ 40

Write a function that matches the description. a cosine function has a maximum of 5 and a minimum value of -5. f (r) =

Write the sentence as an equation. z plus 372 is equal to 160