Which expression is equivalent to (7 + 2i)(-3 - 4i)? A 13+34i
B -13 - 34i
C -29 - 34i
D 29 + 34i

The graph shows the distance y, in inches, a pendulum moves to the right (positive displacement) and to the left (negative displacement), for a given number of seconds x. how many seconds are required for the pendulum to move from its resting position and return? enter your answer in the box.

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 360, a standard deviation of 4, and a margin of error of 2.5%

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1