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yasdallasj
01.12.2020 •
Mathematics
The function f is defined on the real numbers by f(x) = 2 + x - x?
What is the value of f(-3)?
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Ответ:
The answer to your question is C/8
Step-by-step explanation:
Brainliest Please?
Ответ:
x = ±2, 3 are the critical points of the given inequality.
Step-by-step explanation:
The given inequality is![\frac{(x^{2}- 4)}{x^{2}-5x+6}](/tpl/images/0456/3493/f8103.png)
To find the critical points we will equate the numerator and denominator of the inequality to zero.
For numerator,
(x - 2)(x + 2) = 0
x = ±2
For denominator,
x² - 5x + 6 = 0
x² - 3x -2x + 6 = 0
x(x - 3) -2(x - 3) = 0
(x - 3)(x - 2) = 0
x = 2, 3
Therefore, critical points of the inequality are x = ±2, 3 where the sign of the inequality will change.