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Algebra 1

8.6.4 Finding the Missing Numbers in Pairs of Equivalent Expressions

Algebra 18.6.4 Finding the Missing Numbers in Pairs of Equivalent Expressions
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The problems below consist of pairs of equivalent expressions: one in standard form and the other in factored form. Note that the leading coefficients on the quadratic terms are all 1.

Find the missing numbers.

1.

x2+x2+ __x+x+ __ and (x+1)(x+17)(x+1)(x+17)

2.

x2+9x+14x2+9x+14 and (x+2)(x+(x+2)(x+ __))

3.

x2−7x+10x2−7x+10 and (x−2)(x−(x−2)(x− __))

4.

x2−9x+20x2−9x+20 and (x−(x− __)(x−(x− __))

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