What is sqrt(81x)+sqrt(x^7) ?

The solution to sqrt(81x)+sqrt(x^7) is 9sqrt(x)+x^3sqrt(x)

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simplify sqrt(81x)+sqrt(x^7)

simplify

81 x + x^{7}

9 x + x^{3} x

Solution steps

81 x + x^{7}

81 x = 9 x

x^{7} = x^{3} x

= 9 x + x^{3} x

(7 + 3 i) + 2 + (5 - 6 i)

\frac{16}{( - 2 )}

\frac{1}{k} + \frac{1}{k}

(- 16 - 3 i) + (- 3 - 8 i)

1 - (- 1)^{2}

What is sqrt(81x)+sqrt(x^7) ?
The solution to sqrt(81x)+sqrt(x^7) is 9sqrt(x)+x^3sqrt(x)