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You can create printable tests and worksheets from these Grade 9 Quadratic Equations and Expressions questions! Select one or more questions using the checkboxes above each question. Then click the add selected questions to a test button before moving to another page.

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Expand and simplify.
$(x- 5 ) (x + 6)$
1. $x^2 - 1x + 30$
2. $x^2 +11 x - 30$
3. $x^2 + x - 30$
4. $x^2 - 11x -30$
Subtract. $(7a^2 - 3a) - (5a^2 - 5a)$
1. $2a^2 - 8a$
2. $2a^2 + 2a$
3. $4$
4. $12a^2 - 8a$
Factor the expression.
$x^2 - 10 x + 16$
1. $( x - 8) (x - 2)$
2. $(x -4 ) (x - 4)$
3. $(x - 8) (x +2)$
4. $(x + 8 ) (x - 2)$
Solve the equation $x^2-2x-35=0$.
1. x=-7 and x=5
2. x=-7 and x=-5
3. x=7 and x=-5
4. x=7 and x=5
If $2x^2 - 8x + 4 = 0, x =$
1. $-2 +- sqrt 2$
2. $-2 +- 2 sqrt 2$
3. $2 +- sqrt 2$
4. $2 +- 2 sqrt 2$
Which equation represents the graph?
1. $y = x$
2. $y = x^2$
3. $y = - x$
4. $y = - x^2$
$x+2x^2-3=4x+x^2+2$ is equivalent to which of the following?
1. $3x^2-x+5=0$
2. $x^2-3x=5$
3. $x^2-5=-3x$
4. $x^2-5=3x$
Which equation represents the graph of the parabola?
1. $y = - x/2$
2. $y = x/2$
3. $y = -(x^2)/2$
4. $y = (x^2)/2$
Simplify as much as possible. $x+2x^2-3=-5x+x^2-12$
1. $x=0$
2. $x=-3$
3. $x^2=-9$
4. $x=6$
$1/2x-x^2=4-2x$ is equivalent to which of the following?
1. $2 1/2x-4=x^2$
2. $x^2=4x-5/2$
3. $x^2-4=2 1/2x$
4. $x^2=2 1/2x+4$
1. $x^2 - 4 = 0$
2. $-9 + x^2 = 0$
3. $-7x + 12 = 0$
4. $-2 + 9x + x^2 = 0$