The crankshaft pulley of a car has a radius of 10.5 cm and turns at 67 rad/sec. What is the linear speed of the pulley? Round your answer
to the nearest tenth.

An optical inspection system is used to distinguish among different part types. the probability of a correct classification of any part is 0.92. suppose that three parts are inspected and that the classifications are independent. let the random variable x denote the number of parts that are correctly classified. determine the probability mass function of x. round your answers to four decimal places (e.g. 98.7654). x f(x) 0 1 2 3

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s? a. 56.3 b. 33.7 c. 41.8 d. 48.2

Rewrite the polynomial -9x5 + 36x4 + 189x3 in factored form.