Question Number 99670 by 175 last updated on 22/Jun/20
Commented by maths mind last updated on 22/Jun/20
$${wrong}\:{notation} \\ $$
Commented by 20092104 last updated on 26/Jun/20
$${Do}\:{you}\:{mean}\:{x}^{\mathrm{3}} \sqrt{\mathrm{5}{x}^{\mathrm{5}} \sqrt[{\mathrm{3}}]{{x}}}=\mathrm{9}−\mathrm{7}{x}^{\mathrm{7}} ? \\ $$