Evaluate the function. f(x)=3x^2 −4x Find f(−1)

Use the inverse of the function y=x^2-18x to find the unknown value [tex]y = \sqrt{bx + c \: + d} [/tex]

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

Danielle earns a 7.25% commission on everything she sells at the electronics store where she works. she also earns a base salary of $750 per week. what were her sales last week if her total earnings for the week were $1,076.25?