Factoring Quadratic with a Is 1

How many solutions does this function have?

• two

• one

• all real numbers

• no real solutions

Factor
n²-13n+40

• (n-5)(n-8)

• (n+5)(n-8)

• (n-5)(n+8)

• (n+6)(n+1)

x² + 5x - 24

• (x - 8)(x + 3)

• (x + 8)(x - 3)

• (x + 6)(x - 4)

• (x + 12)(x - 2)

What isn't this quadratic a

Difference of Squares?

• It's not a difference

• 36 is not a perfect square

• 1 is not a perfect square

• Silly goose, it is a difference of squares!

• x² is not a perfect square

Factor completely.

x² + 17x + 72

• ( x + 9 ) ( x - 8 )

• ( x - 9 ) ( x + 8 )

• ( x + 9 ) ( x + 8 )

• ( x - 9 ) ( x - 8 )

• 1, -5, 6

• -5, 6, 1

• 6, 1, -5

• 1, 6, -5

• 1, -4, 4

• -4, 4, 1

• 4, 1, -4

• 1, 4, -4

How many solutions are there?

• 0

• 1

• 2

• Cannot be determined