Mathematics, 23.09.2020 14:01 s1871407

3x + 27x= 3x1x2 +9) = 5x(x+3)(x-3)
O The factor x2 + 9 should have been factored as (x+3)(x+3).
The common monomial is not factored out correctly in the first line.
O
The sum of cubes factoring pattern should have been used in the first line.
o The factor x2 + 9 is not a difference of two squares.
Correct the error.
3x3 + 27x= 0

Answers: 1

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3x + 27x= 3x1x2 +9) = 5x(x+3)(x-3)
O The factor x2 + 9 should have been factored as (x+3)(x+3...