Which of these is a prime number? 156, 149, 133, 152

Which shows the correct substitution of the values a,b and c from the equation 1=-2x+3x^2+1

Which inequality has a dashed boundary line when graphed ?

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.)