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NemiM [27]
3 years ago
11

Factor the trinomial 3x2 + 16x + 21

Mathematics
2 answers:
Stells [14]3 years ago
3 0

Answer:

(3x+7)(x+3)

Step-by-step explanation:

Factors 3x^2+16x+21

3x^2+16x+21

=(3x+7)(x+3)

pentagon [3]3 years ago
3 0

Answer:

3 {x}^{2}  + 16x + 21 \\ 3 {x}^{2}  + 9x + 7x + 21 \\ 3x(x + 3) + 7(x + 3) \\ =  (3x + 7)(x + 3)

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