Question

помогитееееееееееееееееее!

Answer 1

$frac{3x {}^{2} - 4 }{5x {}^{3} + x {}^{2} } = frac{ frac{3x {}^{2} }{x {}^{3} } - frac{4}{x {}^{3} } }{ frac{5x {}^{3} }{x {}^{3} } + frac{x {}^{2} }{x {}^{3} } } = frac{0 - 0}{5 + 0} = frac{0}{5}$