Which statement best describes how to determine whether f(x) = x4 – x3 is an even function?

a: determine whether (–x)4 – (–x)3 is equivalent to x4 – x3.

b: determine whether (–x4) – (–x3) is equivalent to x4 + x3.

c: determine whether (–x)4 – (–x)3 is equivalent to –(x4 – x3).

d: determine whether (–x4) – (–x3) is equivalent to –(x4 + x3).

On saturday morning, calls arrive at ticketmaster at a rate of 108 calls per hour. what is the probability of fewer than three calls in a randomly chosen minute?

The krasnapolski is a top-of-the-line hotel in amsterdam, the netherlands. among their many services, they rent bicycles to guests. the bicycle checkout is open 24 hours per day 7 days per week and has 50 bicycles on hand. on average, 10 guests request a bicycle each day, arriving completely randomly at all times of the day during the spring and summer seasons. guests keep bicycles for four days on average, with a standard deviation of two days. how long does a guest on average have to wait for a bike? a. approximately 24 hours b. approximately 0.033 hours c. approximately 4 days d. approximately 47 minutes

In which quadrant does the point lie? write the coordinates of the point. a. quadrant ii; (–2, –4) b. quadrant iii; (2, 4) c. quadrant iii; (–2, –4) d. quadrant iv; (–4, –2)