Asked by Anonymous

Which of the following terms increases and then decreases periodically as t increases?

A.)6cos(πt/26)
B.) πt/26

Answered by MathMate
B) is a straight line with a slope of π/26.
Answered by Anonymous
that makes no since. if it's a straight line, wouldn't that mean it increases?
Answered by MathMate
"if it's a straight line, wouldn't that mean it increases? "

Your second statement is correct. So which one is the correct answer, and why?