Which expressions are equivalent to 4b4b4, b ?
Choose all answers that apply:
Choose all answers that apply:

(Choice A)
A
b+2(b+2b)b+2(b+2b)b, plus, 2, left parenthesis, b, plus, 2, b, right parenthesis

(Choice B)
B
3b+b3b+b3, b, plus, b

(Choice C)
C
2(2b)2(2b)2,

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

Monica build a remote control toy airplane for science project to test the plane she launched it from the top of a building the plane travel a horizontal distance of 50 feet before landing on the ground a quadratic function which models the height of the plane in feet relative to the ground at a horizontal distance of x feet from the building is shown

What is the value of x in the following equation. -x ^3/2 = -27