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Don't Use A Calculator!

Algebra

$\large \color{#624F41}5^{55} + \color{#624F41}5^{55} + \color{#624F41}5^{55} + \color{#624F41}5^{55} +\color{#624F41} 5^{55} = \, ?$

5^{56}

5^{275}

25^{56}

25^{275}

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by Anuj Shikarkhane

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