What is the formula for a parabola reflected over the x-axis?

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Varies inversely with x. if y=8.5 when x=-1 find x when y=-1

Solve the inequaliy: (x^2+2)(x−2)^2(6−2x)> 0