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Alexeev081 [22]
2 years ago
14

Which expresses this solution?

Mathematics
1 answer:
son4ous [18]2 years ago
7 0

The equation that expresses the solution to the quadratic equation x² - 10x + 13 = 0 is x =5 \pm 2\sqrt{3}

<h3>How to express the solution?</h3>

The equation is given as:

x² - 10x + 13 = 0

The solution to a quadratic equation is represented by:

x =\frac{-b \pm \sqrt{b^2 -4ac}}{2a}

So, we have:

x =\frac{10 \pm \sqrt{(-10)^2 -4 * 1 * 13}}{2 * 1}

Evaluate the radicand

x =\frac{10 \pm \sqrt{48}}{2}

Take the square root of 48

x =\frac{10 \pm 4\sqrt{3}}{2}

Divide

x =5 \pm 2\sqrt{3}

Hence, the equation that expresses the solution to the quadratic equation x² - 10x + 13 = 0 is x =5 \pm 2\sqrt{3}

Read more about quadratic equations at:

brainly.com/question/8649555

#SPJ1

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11Alexandr11 [23.1K]

Answer:

  • tn = 2097152 pennies
  • tn = 20971.52 dollars.

Step-by-step explanation:

A surprisingly large amount of money.

The question is "Does the amount of money just double or do the previous amounts add to the present amount?"

I think it just doubles. Not only that, but she can't spend any of it until night 22 is reached.

  • tn = a*2^(n - 1)
  • a = 1   She starts with 1 penny.
  • n = 22
  • tn = 1*2^(22 - 1)
  • tn = 1*2^21
  • tn = 2097152 pennies
  • tn = 20971.52 dollars.
8 0
4 years ago
Gregory has a credit card with a 30-day billing cycle and an APR of 11.95%. The following table shows Gregory’s credit card tran
Luba_88 [7]
Adjusted balance = 622.82 - 45.45 + 78.91 + 16.36 = 672.64
Adjused balance method finance charges = 672.64 x 0.1195/12 = 6.70

Average daily balance = ((622.82 x 3) + (577.37 x 6) + (656.28 x 15) + 672.64 x 6)) / 30 = (1868.46 + 3464.22 + 9844.20 + 4035.84) / 30 = 640.42
Daily balance method finance charges = 640.42 x 0.1195/12 = 6.38
3 0
3 years ago
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Find the measure of each angle indicated
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The measure of the angle is 150 degrees.

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4 years ago
The Triple L investment club is considering purchasing a certain stock. After considerable research, the club members determine
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Since there is a 70% chance of making $12,000 so have that:

.70 × 12000 = 8400

Also, we have a 10% chance of breaking even, so we also have that:

.10 × 0 = 0

Finally, we have a 20% chance of losing $7400 so we also have that:

.20 × 7400 = 1480

Thus, putting it all together we have:

.70(12000) + .10(0) + .20(7400) = 8400 + 0 + 1480 = 9880

Therefore, the expected value is:

$9880

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4 years ago
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Answer and Step-by-step explanation:

(2x^{2} )(3x)

I think this would be your answer, since it is a binomial and consists of 3, which is its greatest common factor.

I may be wrong though, so I'm sorry in advance if it is wrong.

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