(2b−5b2−6b3+ 4)−(6b+ 2b4+ 8b2−5b3)+ (1−8b+ 5b4)

An eight-sided die, which may or may not be a fair die, has four colors on it; you have been tossing the die for an hour and have recorded the color rolled for each toss. what is the probability you will roll a brown on your next toss of the die? express your answer as a simplified fraction or a decimal rounded to four decimal places.

Cot(90° − x) = 1 the value of x that satisfies this equation is °. a. 60 b. 135 c. 225 d. 315

Jordan got 27 out of 90 correct on his test . what fraction of the marks did her get correct