Simplify:

Question

3 years ago

11

{0.49x^{18}" align="absmiddle" class="latex-formula"> where x < 0

2 answers:

konstantin123 [22] · Answer 1 · 2021-11-21T12:27:15+03:00

8 0

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

azamat · Answer 2 · 2021-11-21T14:45:22+03:00

azamat3 years ago

4 0

Answer:

Step-by-step explanation:

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