8th
grade

Mathematics

66%

accuracy

396

plays

4 years

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1. Multiple Choice
2 minutes
1 pt
$\ \left(x+3\right)\left(x+5\right)$
$x^2+8x+15$
$x^2+3x\ +5x\ +15$
$x^2+15x\ +15$
2. Multiple Choice
2 minutes
1 pt
$\left(2x+9\right)\left(x-2\right)$
$2x^2+13x-18$
$2x^2+5x+18$
$2x^2+5x-18$
3. Multiple Choice
2 minutes
1 pt
$\left(4a-7\right)\left(3a-2\right)$
$12a^2-13a+14$
$12a^2-29a+14$
$12a^2+29a-14$
4. Multiple Choice
2 minutes
1 pt
$\left(n+2\right)\left(n^2+5n-3\right)$
$n^3+7n^2+13n-6$
$n^3+7n^2+-7n+6$
$n^3+7n^2+7n-6$
5. Multiple Choice
2 minutes
1 pt
$\left(3a-8b\right)\left(2a-b\right)$
$6a^2-8b^2+19ab$
$6a^2+8b^2-19ab$
$6a^2+8b^2-13ab$
6. Multiple Choice
2 minutes
1 pt
$\left(5a+3b\right)\left(a-4b\right)$
$5a^2-12b^2-17ab$
$5a^2+12b^2+17ab$
$5a^2-12b^2-23ab$
7. Multiple Choice
2 minutes
1 pt
$\left(n+8\right)\left(6n^2-n-4\right)$
$6n^3+49n^2-12n-32$
$6n^3+47n^2+12n+32$
$6n^3+47n^2-12n-32$
8. Multiple Choice
2 minutes
1 pt
$\left(2a+4\right)\left(a+1\right)$
$2a^2+8a+4$
$2a^2+6a+4$
$2a^2+6a+5$
9. Multiple Choice
2 minutes
1 pt
$\left(n+8\right)\left(6n^2-n-4\right)$
$6n^3+47n^2-12n-32$
$6n^3+49n^2-12n-32$
$6n^3+47n^2-4n+32$
10. Multiple Choice
2 minutes
1 pt
$\left(3n-4\right)\left(4n^2+2n+3\right)$
$12n^3-9n^2-2n-12$
$12n^3-10n^2+n-12$
$12n^3+10^2-17n\ -12$
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