What is the magnitude of the vector (7, -4) to the nearest tenth? 2.4 5.7 8.1 9.0

Suppose i pick a jelly bean at random from a box containing one red and eleven blue ones. i record the color and put the jelly bean back in the box. if i do this three times, what is the probability of getting a blue jelly bean each time? (round your answer to three decimal places.)

What number line represents the solution set for the inequality -1/2 greater than or equal to 4

What is the arc length of the subtending arc for an angle of 72 degrees on a circle of radius 4? o a. 8a oc. 16 t d. 8