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Elden [556K]
3 years ago
13

40% of college students scored more than 70% on a math test. 120 students scored below that.

Mathematics
1 answer:
SVEN [57.7K]3 years ago
4 0
So if 40% of college students scored above 70%, then 60% of college students scored below 70%.

Our equation would be: 0.60x=120
x=120/0.60
x=12000/60
So x equal 200 students took the math test
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Answer:

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ii. (x- 1)(x^2 + x + 1) = (x^3 – x^2 + x^2 – x + x – 1) = x^3 – 1

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7 0
3 years ago
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Dmitry_Shevchenko [17]

Answer:

x < -15*C (I can’t make the degrees sign on my iPad, so I put * instead).

3 Possible Answers:

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Step-by-step explanation:

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3 Possible Outcomes:

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4 0
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