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kherson [118]
2 years ago
7

Can please solve this? x⁴+2x³-13x²+24=0​

Mathematics
1 answer:
Soloha48 [4]2 years ago
7 0

Answer:

1. x = 4

2. x = 2

3. x = -1

4. x = -3

Step-by-step explanation:

1. (x4)-(2•(x3)))-13x2)+14x)+24  = 0

2. ((x4) -  2x3) -  13x2) +  14x) +  24  = 0

3.  Find roots (zeroes) of :       F(x) = x4-2x3-13x2+14x+24

Polynomial Roots Calculator is a set of methods aimed at finding values of  x  for which   F(x)=0  

Rational Roots Test is one of the above mentioned tools. It would only find Rational Roots that is numbers  x  which can be expressed as the quotient of two integers

The Rational Root Theorem states that if a polynomial zeroes for a rational number  P/Q   then  P  is a factor of the Trailing Constant and  Q  is a factor of the Leading Coefficient

In this case, the Leading Coefficient is  1  and the Trailing Constant is  24.

The factor(s) are:

of the Leading Coefficient :  1

of the Trailing Constant :  1 ,2 ,3 ,4 ,6 ,8 ,12 ,24

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Westkost [7]
<span>Simon has 5 employees, each works 6 4/15 hours per day
First, let’s convert the fraction into decimals
=> 6 4/15 = 94/15 or 6.27 hours
=> 31.33 … repeating decimals.
now, let’s convert this decimals to fraction
=> 31.33 = 31 1/3
Thus, the answer is D. 31 1/3, the total number of hours that his employees works per day.</span>



8 0
2 years ago
David wants to rent a bicycle for a couple of hours to explore the city. The price of the bike rental, (P)(P)left parenthesis, P
Mars2501 [29]

Answer:

The hourly charge is $4 per hour for the first 3 hours.

The rate then drops to $2 per hour until the end of the 6th hour.  

The hourly rate drops further to $1 per hour between the 6th and 10th  hours.

The maximum price of the bike rental is $30.

Step-by-step explanation:

The slope of the graph corresponds to the hourly rate for the bike rental.

During the first three hours of the bike rental, the price increases by $4 each hour.

Between the 3rd  and 6 th hours, the slope of the graph is 2, which means the hourly rate of the bike rental is $2 per hour.

Between the 6th and 10th hours, the rate is $1 per hour.

After the 10th  hour, the price, P, stops increasing. The maximum price of the bike rental is $30.

6 0
2 years ago
At Northwest Highschool, there are 1472 students in the junior class and 1012 students in the senior class. To let the juniors w
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The awnser would be A
5 0
2 years ago
Reza paid $4,500 as a down payment on a car. She then made equal monthly paments of $250. Reza paid a total of $10,500 for her c
monitta
10500-4500=6000

6000/250=24

So the answer is 24 months, or 2 years.
6 0
2 years ago
At the start of the week, Monique’s savings account had a balance of $326. She made a $45 withdrawal each day for seven days. Du
sammy [17]

Answer:

Step-by-step explanation:

45 times 7= 315

326-315=11

125 times 2=250

250+11=261

so the answer is C. $261

6 0
2 years ago
Read 2 more answers
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