How do you factor $9x^2+24x+16$ ?

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Answer 1 · 2017-06-28T13:41:49

$(3x+4)(3x+4)$

Find factors of $9$ and $16$ whose products add to $24$

Note that both $" "9 and 16$ are squares .

$3xx4 =12, " "and 12+12 = 24$

$9x^2 +24x+16 = (3x+4)(3x+4)$

How do you factor 9x^2+24x+169x^2+24x+16?