Math Help - Roller Coaster Max Altitude

1. Roller Coaster Max Altitude

The path traveled by a roller coaster is modeled by the equation
y = 27 sin 13x + 30. What is the maximum altitude of the roller coaster?

2. Re :

Originally Posted by magentarita
The path traveled by a roller coaster is modeled by the equation
y = 27 sin 13x + 30. What is the maximum altitude of the roller coaster?

The maximum value of sine is 1 .
max = 57

3. ok.........

Originally Posted by mathaddict
The maximum value of sine is 1 .
max = 57
How did you come up with 57 as the answer?

4. Originally Posted by magentarita
How did you come up with 57 as the answer?

y = 27 sin 13x + 30
= 27 (1) + 30
= 57
sin function is 1 when max

5. ok.........

Originally Posted by mathaddict
y = 27 sin 13x + 30
= 27 (1) + 30
= 57
sin function is 1 when max
So, 57 = the coefficient of sine + the constant 30.