Simplify 23-2i-24i^2

$23 - 2 i - 24 i^{2}$

Simplify each term.

Rewrite $i^{2}$ as $- 1$ .

$23 - 2 i - 24 \cdot - 1$

Multiply $- 24$ by $- 1$ .

$23 - 2 i + 24$

$23 - 2 i + 24$

Add $23$ and $24$ .

$47 - 2 i$

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