2. Polynomials
2.06 Factoring trinomials
Interactive practice questions
Determine which of the following expressions are in factored form. Select all the correct options.
$-5\left(2y+z\right)-b\left(2y+z\right)$−5(2y+z)−b(2y+z)
A
$\left(a+7\right)\left(a+2\right)$(a+7)(a+2)
B
$\left(x-5\right)\left(x+y\right)$(x−5)(x+y)
C
$3x\left(a+2b\right)+2\left(a+2b\right)$3x(a+2b)+2(a+2b)
D
Easy
< 1min
Consider $\left(x+2\right)\left(y-9\right)$(x+2)(y−9) and $xy-9x+2y-18$xy−9x+2y−18.
Easy
1min
Consider $\left(8-x\right)\left(7-y\right)$(8−x)(7−y) and $56-8y-7x+xy$56−8y−7x+xy.
Easy
1min
Factor the following expression by taking out the common factor:
$5\left(a+b\right)+v\left(a+b\right)$5(a+b)+v(a+b)
Easy
< 1min
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