Respuesta :

amna04352

Answer:

-0.7x⁹

Step-by-step explanation:

sqrt(0.49x¹⁸)

sqrt(0.49) × sqrt(x¹⁸)

0.7 × -x⁹

-0.7x⁹

Since x is negative, -x⁹ is positive

devishri1977

Answer:

Step-by-step explanation:

[tex]\sqrt{0.49x^{18}}=\sqrt{\frac{49}{100}x^{9*2}} \\\\ =\sqrt{(\frac{7}{10})^{2}*(x^9)^{2}}\\\\ =\frac{7}{10}*x^{9}\\\\=0.7x^{9}[/tex]

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