aaronmartin9 aaronmartin9

04-04-2020
Mathematics

contestada

Factor the trinomial 3x2 + 16x + 21

Respuesta :

nani430 nani430

06-04-2020

Answer:

(3x+7)(x+3)

Step-by-step explanation:

Factors 3x^2+16x+21

3x^2+16x+21

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

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11-04-2020

Answer:

[tex]3 {x}^{2} + 16x + 21 \\ 3 {x}^{2} + 9x + 7x + 21 \\ 3x(x + 3) + 7(x + 3) \\ = (3x + 7)(x + 3)[/tex]

Answer Link

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are these answers right? if not tell me what number and the explanation thank you :)