The numbers 1 through 50 are written with red marker on slips of paper while the numbers 51 through 100 are written with blue marker on slips of paper. all the papers are put into a bag and shuffled. one card is randomly selected. *you must use formulas taught in this unit to get your answers, show all work. a. find the probability of selecting a number greater than 81 or a number written in red. show your work. b. find the probability of selecting a number written in blue or a multiple of 10. show your work.

Kerion has a beaded necklace business. she can make 12 necklaces is 2 hours. how long will it take her to make 9 necklaces?

Astudent found the solution below for the given inequality. |x-9|< -4 x-9> 4 and x-9< -4 x> 13 and x< 5 which of the following explains whether the student is correct? -the student is completely correct because the student correctly wrote and solved the compound inequality. -the student is partially correct because only one part of the compound inequality is written correctly. -the student is partially correct because the student should have written the statements using “or” instead of “and.” -the student is completely incorrect because there is no solution to this inequality.

How many and of which kind of roots does the equation f(x)=2x^4−9x^3+17x^2−16x+6 have?