Evaluate the expression if p = 1,1=-7, and s= -2.
-3p-21
6+4s

Plzz hurry!!

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.

Given f(x)= 9x+1 and g(x)=x^3, choose the expression (f*g)(x)

Which letters from the table represent like terms? a and b b and c a and d b and d