Which of the following expression is equivalent to sin(5x) ?
a. sin(3x) cos(2x) + cos(4x) sin(x)
b. sin(4x) cos(x) - cos(4x) sin(x)
c. sin(3x) sin(2x) + cos(3x) cos(2x)
d. sin(3x) sin(2x) - cos(3x) cos(2x)
e. cos(3x) sin(2x) + sin(3x) cos(2x)

Ahighway between points a and b has been closed for repairs. an alternative route between there two locations is to travel between a and c and then from c to b what is the value of y and what is the total distance from a to c to b?

15 liters is approximately how many gallons

Out of the 150 students at a summer camp, 72 signed up for canoeing. there were 23 students who signed up for trekking, and 13 of those students also signed up for canoeing. use a two-way table to organize the information and answer the following question: approximately what percentage of students signed up for neither canoeing nor trekking?