Factored to Standard Form

Find the factored form of

x²-81

• (x-9)(x+9)

• (x+9)(x+9)

• (x-9)(x-9)

• Can't be factored

What is the standard form of (3x + 4)(3x – 4)

• 9x²– 16

• 9x² + 12x – 16

• 9x²+ 24x – 16

• 9x²+ 16

What is the equation for this parabola in factored form?

• y=(x+2)(x-1)

• y=(x-2)(x+1)

• y=(x-2)(x-1)

• y=(x+2)(x+1)

What is the factored form of x² - 8x - 48

• (x-6)(x+8)

• (x-12)(x+8)

• (x+12)(x-8)

• (x+6)(x-8)

Match the following factored quadratic expressions to their standard form.

Convert factored form to standard form, and type answer with ^ for exponents. No spaces! Type the answer as a function, f(x):

Mult (2x + 3)(3x + 4)

• 6x² + 17x + 7

• 6x² + 17x + 12

• 6x² + 8x + 12

• 6x² + 9x + 12

Mult (4x + 3)(x + 2)

• x² + 11x + 6

• 4x² + 8x + 6

• 4x² + 3x + 6

• 4x² + 11x + 6

Mult (3x + 1)(2x + 5)

• 6x² + 17 + 5

• 6x + 17x + 5

• 6x² + 17x + 5

• 6x² + 17 + 5x

(x - 7)(x + 7)

• x^2 + 7x - 49

• x^2 - 7x + 49

• x^2 - 49

• x^2 + 49