To solve the equation 2sin(2x)=cosx, you should rewrite it as .
A)cosx(4sinx-1)=0
B)2sinx+cosx=0
C)cosx(2sinx-1)=0

Acollege is planning to construct a rectangular parking lot on land bordered on one side by a highway. the plan is to use 680 feet of fencing to fence off the other three sides. what dimensions should the lot have if the enclosed area is to be a maximum?

The price of a car has been reduced from $19,000 to $11,590. what is the percentage decrease of the price of the car?

30 ! the graph shows the number of siblings different students have. select from the drop-down menus to correctly complete the statement.