20 Июн 2021 в 19:42
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Ответы
1

To solve the equation, we need to first simplify the left side of the equation by finding a common denominator for the fractions:

(x^2 - 4)/3 - (6 - x)/2

To find a common denominator, we multiply the denominator of the first fraction by 2 and the denominator of the second fraction by 3:

= (2(x^2 - 4) - 3(6 - x))/6
= (2x^2 - 8 - 18 + 3x)/6
= (2x^2 + 3x - 26)/6

Now we set this expression equal to 3 and solve for x:

(2x^2 + 3x - 26)/6 = 3
2x^2 + 3x - 26 = 18
2x^2 + 3x - 44 = 0

Now we solve this quadratic equation by factoring or using the quadratic formula:

The factors of -88 that add up to +3 are +11 and -8:

(2x + 11)(x - 4) = 0
2x + 11 = 0 or x - 4 = 0
2x = -11 or x = 4
x = -11/2 or x = 4

Therefore, the solutions to the equation are x = -11/2 or x = 4.

17 Апр 2024 в 16:05
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