Grade 10 Math: Quadratic Equations, Graphs, and More Completing the Squares (Part 1)

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What is the missing constant to complete the square: $$x^2+10x$$

$$15$$
$$25$$
$$5$$
$$100$$

What is the missing constant to complete the square: $$x^2+8x$$

$$16$$
$$8$$
$$4$$
$$2$$

What is the missing constant to complete the square: $$x^2+20x$$

$$5$$
$$100$$
$$20$$
$$5$$

What is the missing constant to complete the square: $$x^2-22x$$

$$121$$
$$100$$
$$81$$
$$64$$

What is the missing constant to complete the square: $$x^2+\frac{2}{3}x$$

$$\frac{1}{4}$$
$$\frac{1}{16}$$
$$\frac{1}{3}$$
$$\frac{3}{16}$$

Complete the square for the following equation $$x^2 + 6x + 11$$

$$(x+3)^2+2$$
$$(x-3)^2-2$$
$$(x-3)^2+2$$
$$(x+3)^2-2$$

Complete the square for the following equation $$x^2 - 6x -3$$

$$(x-3)^2-12$$
$$(x+3)^2-12$$
$$(x-3)^2+12$$
$$(x+3)^2+12$$

Complete the square for the following equation $$x^2 - 4x -8$$

$$(x-2)^2+12$$
$$(x-2)^2-8$$
$$(x-2)^2-4$$
$$(x-2)^2-12$$

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