Answer:
m = 
Step-by-step explanation:
Given
+
= 
Multiply through by 15 to clear the fractions
15 is the lowest common multiple of 3, 5 and 15
10 + 9m = 31 ( subtract 10 from both sides )
9m = 21 ( divide both sides by 9 )
m =
= 
The maximum value is actually the maximum of y
So, you don't need to care about the stuff inside cosine function,
Cosine function is always within the range of [-1,1]
So here, ymax = -1 + 6* 1 = 5
Which empty boxes? have you attached any pic?
Answer:
9
Step-by-step explanation:
rounding the cost and the percent gratuity to the nearest ten.
hope it helps