Which graph represents the following piecewise defined function? -2x, x<-1
f(x)= {-1,-1 x-1, x2 NEED HELP

The holiday party will cost $160 if 8 people attend.if there are 40 people who attend the party, how much will the holiday party cost

Vanessa earns a base salary of $400.00 every week with an additional5% commission on everything she sells. vanessa sold $1650.00 worth of items last week.

Biggest exam of the which of the following are polynomial functions?