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never [62]
3 years ago
15

Parker was giving this problem on his homework: 6x*2 - 4y + 2x + 4x*2 + 8y. Here is the work he show to simplify the expression

by combining like terms. Where did Parker make his mistake.

Mathematics
1 answer:
Alex_Xolod [135]3 years ago
6 0
In the fourth step, he didn’t put the “negative” sign for 4.
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1) 4

2) 0, 2, -10

3) 0, 5, -2

Step-by-step explanation:

1) x³ - 64 = 0

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x = 4

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x³(x² + 10x - 2x - 20) = 0

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3) x³ - 3x² - 10x = 0

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3 years ago
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Answer:

13

Step-by-step explanation:

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