What is the value of the rational expression below when x is equal to 4? 12+x/4+x
a. 8
b. 4
c. 2
d. 3

Describe the symmetry of the figure. identify lines of symmetry, if any. find the angle and the order of any rotational symmetry.

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.

Find the greatest common factor of the followig monomials 46g^2h and 34g^6h^6