Squared Binomial

What is (x + π)²

• x² + 2xπ + π²

• x² + π²

• x² - π²

• Bart Simpson

(x² + 12)(x² - 12) =

• x² - 144

• x⁴ - 144

• x³ - 144

• x⁴ + 144

What is the area of a square with side length (p − 8)?

• p ² − 64

• p ² + 16p + 64

• p ² − 16p − 8

• p ² − 16p + 64

Which expression is the simplified area of a rectangle with a length of (3$ – 1) and a width of ($ + 5)?

• 3$² + 4$ + 5

• 3$² + 4$ - 5

• 3$² + 14$ + 5

• 3$² + 14$ - 5

Subtract (x² - 2x + 1) from (3x² - 3x + 2)

• 2x²+x+1

• 2x²-5x+3

• 2x²-x+1

• 4x²-5x+3

The length of a square is x + 2 units.  Find the area.

• 4x + 8 units squared

• x² + 4x + 4 units squared

• x² + 4 units squared

• Not enough information

Expand the squared binomial.
(x - 5)²?

• x² + 25

• x² - 25

• x² - 10x - 25

• x² - 10x + 25

Which of the following is equivalent to
(x + 10)²

• x² + 100

• x² + 20

• (x + 10)(x + 10)

• 2(x + 10)

Which of the following is equivalent to 
(x + 4)²

• x² + 8x + 16

• x² + 4x + 4x + 16

• (x + 4)(x + 4)

• All choices are equivalent

Simplify the following expression:  
(-x - 3)(x + 5)

• -x² + 2x - 15

• -x² - 8x - 15

• x² + 2x - 15

• -x² - 8x + 15