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Precalculus Examples

Popular Problems

Simplify 9i+(-8-i)

$9 i + (- 8 - i)$

Step 1

Remove parentheses.

$9 i - 8 - i$

Step 2

Subtract $i$ from $9 i$ .

$- 8 + 8 i$

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

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