An angle measures 122 more than the measure of its supplementary angle what is the measure of each angle?

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent. the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)

How can you check that you have correctly converted frequencies to relative frequencies?