Математический анализ Примеры

$f (x) = 3 x - 2$ , $x = 9$

Step 1

Replace the variable $x$ with $9$ in the expression.

$f (9) = 3 (9) - 2$

Step 2

Simplify the result.

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Step 2.1

Multiply $3$ by $9$ .

$f (9) = 27 - 2$

Step 2.2

Subtract $2$ from $27$ .

$f (9) = 25$

Step 2.3

The final answer is $25$ .

$25$

Step 3

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$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$