Solve 21 ^ 2 - 19 = | Equatix - Math Solver

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Example

3(r+2s)=2t-4

a⋅(b-2)=3b

3(r+2s)=2t-4

a⋅(b-2)=3b

Question

$$21^{2}-19=$$

Evaluate

$422$

Factor

$2\times 211$