Precalculus Examples

$- 5 {(\frac{1}{2})}^{n}$

Step 1

Simplify the expression.

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Step 1.1

Apply the product rule to $\frac{1}{2}$ .

$- 5 \frac{1^{n}}{2^{n}}$

Step 1.2

One to any power is one.

$- 5 \frac{1}{2^{n}}$

$- 5 \frac{1}{2^{n}}$

Step 2

Combine $- 5$ and $\frac{1}{2^{n}}$ .

$\frac{- 5}{2^{n}}$

Step 3

Move the negative in front of the fraction.

$- \frac{5}{2^{n}}$

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