Question

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factor completely
$m^2 + 11m + 10$
options:
$(m + 10)$
$(m - 10)(m + 1)$
$(m + 10)(m + 1)$
$(m + 10)(m - 1)$

Explanation:

Step1: Find pair summing to 11, product 10

We need two numbers that add to $11$ and multiply to $10$: $10$ and $1$.

Step2: Factor the quadratic expression

Use the pair to write the factored form of $m^2 +11m +10$.

Answer:

C. $(m + 10)(m + 1)$