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andrey2020 [161]
3 years ago
9

Solve for x -1(-3x^2+2x+8)=1(0)

Mathematics
2 answers:
Igoryamba3 years ago
4 0
Exact form: X = -4/3, 2
Decimal form: x= -1.3 repeat, 2
RoseWind [281]3 years ago
3 0

Answer:

x= -4/3 or x = 2

Step-by-step explanation:

If this is the correct form of the question, let's get done with it easily.

We'll pay keen attention to their signs.

-1 (-3x² + 2x + 8 ) = 1(0)

First, we open the bracket using (-1) to Multiply through.

3x² - 2x - 8 = 0

Sum of roots of the equation = -2

Products of the equation = -24

The roots of the equation would be:

(-6x , 4x). The EQUATION becomes:

3x² - 2x - 8 = 0

3x² - 6x + 4x - 8 = 0

3x ( x - 2) + 4( x - 2) = 0

(3x + 4) (x - 2) = 0

3x + 4 = 0. OR x - 2 = 0

3x = - 4. x = 2

x = -4/3

Therefore, x = -4/3 or 2

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