factored form of a quadratic

Multiple Choice

ACT practice: What is the number of degrees the hour hand of a clock moves in 5 hours?

• $$120\degree$$  

• $$150\degree$$  

• $$180\degree$$  

• $$210\degree$$  

• $$240\degree$$  

Multiple Choice

Factor $$x^2-9$$  

• $$x\left(x-9\right)$$  

• $$\left(x+9\right)\left(x-9\right)$$  

• $$\left(x+81\right)\left(x-81\right)$$  

• $$\left(x+3\right)\left(x-3\right)$$  

Multiple Select

What are the zeroes of this graph? Select all that apply?

• 4

• 3

• 5

• 6

• 2

Multiple Choice

What might the factored form of this quadratic equation be?

• $$y=\left(x-4\right)\left(x-5\right)$$  

• $$y=\left(x+4\right)\left(x+5\right)$$  

• $$y=\left(x-8\right)\left(x-2\right)$$  

• $$y=\left(x-10\right)\left(x+2\right)$$  

Multiple Select

Solve $$x^2+8x=20$$  . Select all the possible answers.

• $$x=-10$$  

• $$x=-2$$  

• $$x=0$$  

• $$x=2$$  

• $$x=8$$  

Multiple Select

Solve $$2x^2=3x+2$$  . Select all the solutions.

• $$x=-2$$  

• $$x=0$$  

• $$x=-0.5$$  

• $$x=2$$  

• $$x=0.5$$  

Multiple Choice

ACT Practice: What is the sum of the zeros of the function $$y=x^2-9x-10?$$  

• -9

• -10

• 0

• 9

• 10