SOLUTION: Please help! Over a 10 week period, the price of one share of a stock in dollars varies according to the function p(w)=2sin(3.14w)+5 where w is the week number. Which is the maximu

Algebra ->  Trigonometry-basics -> SOLUTION: Please help! Over a 10 week period, the price of one share of a stock in dollars varies according to the function p(w)=2sin(3.14w)+5 where w is the week number. Which is the maximu      Log On


   



Question 941335: Please help! Over a 10 week period, the price of one share of a stock in dollars varies according to the function p(w)=2sin(3.14w)+5 where w is the week number. Which is the maximum value of stock during this time?
A. 2$
B. 5$
C. 7$
D. 10$

Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
The value of +w+ doesn't matter. All you
have to know is that any sin function varies
from +1 to -1, so just set the sin function
to +1+ to get the maximum.
+p%28w%29+=+2%2A1+%2B+5+
+p%28w%29+=+7+
the answer is C.