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Digiron [165]
3 years ago
12

Write the quadratic equation in standard form: -7x+4=x^2

Mathematics
2 answers:
svet-max [94.6K]3 years ago
5 0
It would be x^2+7x-4, you just move everything to one side.
mariarad [96]3 years ago
3 0

Answer:

x² + 7x - 4 = 0

Step-by-step explanation:

A quadratic equation in standard form is

ax² + bx + c = 0 ( a ≠ 0 )

Given

- 7x + 4 = x² ( subtract - 7x + 4 from both sides )

0 = x² + 7x - 4 , that is

x² + 7x - 4 = 0 ← in standard form

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Answer:

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Key Concepts:

The absolute value sign is |x|, where x is any real number.

The absolute value removes any negative sign in front of a number.

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Un fabricante de ventanas cuadradas cobra a razón de 3 euros por cada metro de marco y 12 euros por el cristal, sean cuales sean
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Answer:

Givens

  • The cost of the square windows is 3 euros per meter, and 12 euros for the crystal.

<h3>If a window has 2 meters side, how much would it cost? (A)</h3>

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<h3>If we paid 60 euros, the dimensions are (B)</h3>

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The window has 16 meters between the four sides, which gives 5 meters per side.

The graph of the function is attached.

6 0
3 years ago
For which of the following would similar triangles and trigonometry be useful for measuring?
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