Calculus Examples

$\frac{3.9 - 4}{{3.9}^{2} - 3 \cdot 3.9 - 4}$

Step 1

Subtract $4$ from $3.9$ .

$\frac{- 0.1}{{3.9}^{2} - 3 \cdot 3.9 - 4}$

Step 2

Simplify the denominator.

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Step 2.1

Raise $3.9$ to the power of $2$ .

$\frac{- 0.1}{15.21 - 3 \cdot 3.9 - 4}$

Step 2.2

Multiply $- 3$ by $3.9$ .

$\frac{- 0.1}{15.21 - 11.7 - 4}$

Step 2.3

Subtract $11.7$ from $15.21$ .

$\frac{- 0.1}{3.51 - 4}$

Step 2.4

Subtract $4$ from $3.51$ .

$\frac{- 0.1}{- 0.49}$

$\frac{- 0.1}{- 0.49}$

Step 3

Divide $- 0.1$ by $- 0.49$ .

$0.20408163$

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