Respuesta :
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
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]