Find the quotient z1/z2 of the complex numbers. Leave your answer in polar form.

z1 = 63 (cos 27 + i sine 27)
z2 = 7(cos 9 + i sine 9)

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.

Consider that lines b and c are parallel. what is the value of x? what is the measure of the smaller angle?

Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true