Which statement regarding the sinusoidal functions, sine and cosine, is true?
O
A. The cosine function can be flipped over the x-axis without change.
O
B. Since sine is an odd function, sin(-x) = -sin(x).
O
C. The sin function can be flipped over without change to either the x-
axis or y-axis.
O
D. Since cos is an even function, cos(-x) = -cos(x).

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.

Create a graph for the demand for starfish using the following data table: quantity/price of starfish quantity (x axis) of starfish in dozens price (y axis) of starfish per dozen 0 8 2 6 3 5 5 2 7 1 9 0 is the relationship between the price of starfish and the quantity demanded inverse or direct? why? how many dozens of starfish are demanded at a price of five? calculate the slope of the line between the prices of 6 (quantity of 2) and 1 (quantity of 7) per dozen. describe the line when there is a direct relationship between price and quantity.

The measurement of one angle of a right triangle is 42° what is the measurement of the third angle? (there is no picture)