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irakobra [83]
3 years ago
9

Solve the quadratic equation 3x2 -5x - 7 = 0 to 3sf

Mathematics
1 answer:
Sauron [17]3 years ago
7 0

Answer:

2.57 or -0.907

Step-by-step explanation:

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Answer:

1. annual tuition 2. $-27139 3. slope = -0.91

Step-by-step explanation:

1. An independent variable is the factor that is not determined by the model in this case the annual tuition variable (the linear regression model factor)

2. substitute $30,000 into the linear regressions equation gives:

y = -0.91(30000) + 161 = -27139

This value tells us that when the annual tuition is $30,000 the average mid-career salary of graduates is predicted to be -$27,139

3. the slope if the regression is represented by the coefficient of the factor in the linear regression model. In this case, as the factor is x or the annual tuition, and the coefficient of this variable in the given example is -0.91 which in turn is the slope of the model.

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4 years ago
It is 4:12 p.m. Emma's mom will be home from work in 70 minutes, and Emma has gymnastics lessons at 6:00 p.m.
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Answer:

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Step-by-step explanation:

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3 years ago
A football stadium holds 52,000 fans. A college student is doing research and determines that on any given game day, the home te
Kamila [148]
Hi!!
The answer to your question is asking us to  make an algerbraic equation for this situation.
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How many wooden signs can be painted with one gallon of paint?Between what two numbers does the answer lie?
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Step-by-step explanation:

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