Lesson 12 Completing the Square Part 2

Lesson 12 Completing the Square Part 2

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Fill in the Blanks

What number would you add to the expression to make it a perfect square. Express your answers as decimals when necessary.

 $x^2+3x$  

Fill in the Blanks

What number would you add to the expression to make it a perfect square. Express your answers as decimals when necessary.

 $x^2+0.6x$  

Fill in the Blanks

What number would you add to the expression to make it a perfect square. Express your answers as decimals when necessary.

 $x^2-11x$  

Fill in the Blanks

What number would you add to the expression to make it a perfect square. Express your answers as decimals when necessary.

 $x^2-2.5x$  

Fill in the Blanks

What number would you add to the expression to make it a perfect square. Express your answers as decimals when necessary.

 $x^2+x$  

Fill in the Blanks

Solve the equation by completing the square. List your answers from least to greatest separated by a comma.

 $x^2+20x+50=14$  

Fill in the Blanks

Solve the equation by completing the square. List your answers from least to greatest separated by a comma.

 $x^2+1.6x=0.36$  

Fill in the Blanks

Solve the equation by completing the square. List your answers from least to greatest separated by a comma.  Write answers as decimals.

 $x^2-5x=\frac{11}{4}$  

Fill in the Blanks

Solve the equation by completing the square. List your answers from least to greatest separated by a comma.  Write answers as decimals.

 $x^2-5x=\frac{11}{4}$  

Fill in the Blanks

Solve the equation by completing the square. List your answers from least to greatest separated by a comma.  Write answers as decimals.

 $x^2-0.5x=0.5$  

Fill in the Blanks

Solve the equation by completing the square. List your answers from least to greatest separated by a comma.  Write answers as decimals.

 $x^2+0.8x=0.09$  

Multiple Choice

Match each expression in factored form with an equivalent expression in standard form.

 $\left(2+x\right)\left(2-x\right)$  

•  $x^2-4$  

•  $81-x^2$  

•  $x^2-y^2$  

•  $4-x^2$  

Multiple Choice

Match each expression in factored form with an equivalent expression in standard form.

 $\left(x+9\right)\left(x-9\right)$  

•  $x^2-4$  

•  $81-x^2$  

•  $x^2-y^2$  

•  $4-x^2$  

•  $x^2-81$  

Multiple Choice

Match each expression in factored form with an equivalent expression in standard form.

 $\left(2+x\right)\left(2-x\right)$  

•  $x^2-4$  

•  $81-x^2$  

•  $x^2-y^2$  

•  $4-x^2$  

Multiple Choice

Match each expression in factored form with an equivalent expression in standard form.

 $\left(x+y\right)\left(x-y\right)$  

•  $x^2-4$  

•  $81-x^2$  

•  $x^2-y^2$  

•  $4-x^2$