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06-08-2021
Mathematics

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Simplify: 5^(x+2)-4×5^x÷21×5^x

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06-08-2021

Answer:

(1/21)(21×5^(x+2)-4×5^2x)

Step-by-step explanation:

5^(x+2)-4×5^x÷21×5^x

= 5^(x+2)-4×5^2x/21

= 1/21(21×5^(x+2)-4×5^2x)

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