Calculus Examples

$f (x) = 3 x + \frac{48}{x}$ , $(0, 8)$

Step 1

Replace the variable $x$ with $0$ in the expression.

$f (0) = 3 (0) + \frac{48}{0}$

Step 2

Simplify $3 (0) + \frac{48}{0}$ .

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Step 2.1

Remove parentheses.

$3 (0) + \frac{48}{0}$

Step 2.2

The expression contains a division by $0$ . The expression is undefined.

Undefined

Step 3

Since the computed $y$ -value is not the same as the $y$ -value given, the point given is invalid.

Invalid Point