Reduce (21^x)/(7^x) - MathMaster

Math

$\frac{21^{x}}{7^{x}}$

Use the power of quotient rule $\frac{a^{m}}{b^{m}} = {(\frac{a}{b})}^{m}$ .

${(\frac{21}{7})}^{x}$

Divide $21$ by $7$ .

$3^{x}$

Reduce (21^x)/(7^x)

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