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inysia [295]
3 years ago
12

Please help me out thx

Mathematics
1 answer:
Shalnov [3]3 years ago
7 0

Answer would be the second one

A U B = B

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<img src="https://tex.z-dn.net/?f=-6%20%2B%203x%20-%209x%5E%7B2%7D%3D-16" id="TexFormula1" title="-6 + 3x - 9x^{2}=-16" alt="-6
ehidna [41]

The solution of x in -6 + 3x - 9x^2 = -16 is x = \frac{3 \pm \sqrt{369}}{18}

<h3>How to solve the equation?</h3>

The equation is given as:

-6 + 3x - 9x^2 = -16

Add 16 to both sides

10 + 3x - 9x^2 = 0

Rewrite as:

9x^2 - 3x - 10 = 0

Solve for x using the quadratic formula

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

So, we have:

x = \frac{3 \pm \sqrt{(-3)^2 - 4 * 9 * -10}}{2 * 9}

Evaluate

x = \frac{3 \pm \sqrt{369}}{18}

Hence, the solution of x in -6 + 3x - 9x^2 = -16 is x = \frac{3 \pm \sqrt{369}}{18}

Read more about quadratic functions at:

brainly.com/question/1497716

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4 0
2 years ago
How many expressions are equivalent to 3/4
Elanso [62]

Answer:

9/12 and 6/8

Step-by-step explanation:

3 0
3 years ago
Man i wish i could see this answer
strojnjashka [21]
<span>Man, I wish I could see this answer.
Just copy you that the best answer.</span>
7 0
4 years ago
Mr. Marks gives his students a pop quiz on graphing on the coordinate plane. Sixty percent of his students fail the quiz. What s
disa [49]

Reteach the (x,y) coordinate structure and axes to the whole class.

When the majority of the class does not understand a topic, it should be retaught in a different manner.

A coordinate plane is a dimensional plane fashioned by way of the intersection of a vertical line known as the y-axis and a horizontal line known as the x-axis. These are perpendicular traces that intersect each differently at zero, and this point is called the origin.

Here are the characteristics for each of the four coordinate plane quadrants:

  • Quadrant I: positive x and positive y.
  • Quadrant II: negative x and positive y.
  • Quadrant III: negative x and negative y.
  • Quadrant IV: positive x and negative y.

The XY Coordinate plane is fashioned while two quantity strains (called axes) meet at a 90° attitude. The horizontal line is called the x-axis and the vertical line is known as the y-axis. The point where they meet is referred to as the beginning. The axes separate the plane into four sections called quadrants.

Learn more about coordinate plane here brainly.com/question/13854649

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7 0
3 years ago
5. The materials for a chain-link fence cost $6.25 per foot at an Ottawa home
lutik1710 [3]

Answer:

5.47

Step-by-step explanation:

6 0
3 years ago
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