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kari74 [83]
3 years ago
9

Help !!!! what’s the solution

Mathematics
1 answer:
murzikaleks [220]3 years ago
6 0
B=0,4

I solved for b
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If the discriminant of a quadratic equation is positive, which of the following is true of the equation?
Yanka [14]
For this case suppose that we have a quadratic equation of the form:
 ax ^ 2 + bx + c

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3 years ago
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3 years ago
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the average age of 5 students is 9yrs out of them the ages of 4 students are 5,7,8,and 15yrs what is the age of remaining studen
valentinak56 [21]

Answer:

Step-by-step explanation:

Keep in mind that to find the average they would do:

Average = Sum of students' ages / number of students

So to solve this question we should firstly find the sum of all their ages.

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This means 45 is the sum of all 5 students' ages.

Next you are given four students have ages 5 , 7 , 8 and 15.

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This means that the final student has age 45 - 35 = 10 years.

8 0
3 years ago
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Answer:

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4 0
3 years ago
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