Simplify

$x^{x + 3} + x^{3} \cdot x^{3 x + 4}$

Step 1

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$x^{x + 3} + x^{3 + 3 x + 4}$

Step 2

Add $3$ and $4$ .

$x^{x + 3} + x^{3 x + 7}$

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Exponential and Logarithmic Functions

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