Solve the quadratic function by factoring
Y=x2-2x-48

|2x - 6| > 10 {x|x < -8 or x > 2} {x|x < -2 or x > 8} {x|-2 < x < 8}

Write a linear funtion f with the values f(2)=-1, and f(5)=4

In cents, what is the least total amount that cannot be obtained by using a combination of fewer than eight coins from a collection of pennies, nickels, dimes and quarters?