nehemiahm25523 nehemiahm25523

23-10-2020
Mathematics

contestada

3x2 – 7x + 9, when x = 4

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coolplanea coolplanea

23-10-2020

Answer:

-13

Step-by-step explanation:

3x2 - 7x +9

3x2 - 7(4) +9

3x2 - 28 +9

6-28+9

-22+9

-13

Hope this helped and have a great day

(Please brainliest)

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nicoledsouza1809 nicoledsouza1809

23-10-2020

Answer: 11

Step by step explanation = 5x - 16x

9 - 20

= 11

Answer Link

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