Finite Math Examples

$f (- 4.4) = (x^{2} + 6 x + 7)$

Step 1

Replace the variable $x$ with $- 4.4$ in the expression.

$f (- 4.4) = {(- 4.4)}^{2} + 6 (- 4.4) + 7$

Step 2

Simplify the result.

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Step 2.1

Remove parentheses.

$f (- 4.4) = {(- 4.4)}^{2} + 6 (- 4.4) + 7$

Step 2.2

Simplify each term.

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Step 2.2.1

Raise $- 4.4$ to the power of $2$ .

$f (- 4.4) = 19.36 + 6 (- 4.4) + 7$

Step 2.2.2

Multiply $6$ by $- 4.4$ .

$f (- 4.4) = 19.36 - 26.4 + 7$

Step 2.3

Simplify by adding and subtracting.

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Step 2.3.1

Subtract $26.4$ from $19.36$ .

$f (- 4.4) = - 7.04 + 7$

Step 2.3.2

Add $- 7.04$ and $7$ .

$f (- 4.4) = - 0.04$

Step 2.4

The final answer is $- 0.04$ .

$- 0.04$

Step 3