Write the expression (4x-2)•6(2x+7) in the form of a quadratic expression ax^2+bx+c. what are the values of the coefficients of each term and constant term.

a=
b=
c=

In a certain city, the hourly wage of workers on temporary employment contracts is normally distributed. the mean is $15 and the standard deviation is $3. what percentage of temporary workers earn less than $12 per hour? a. 6% b. 16% c. 26% d. 36%