Question $1$

Differentiate $y=x^{\frac{7}{3}}243$

$y^{\text{'}}=(\frac{3}{7})x^{\frac{3}{7}}$

$y^{\text{'}}=(\frac{7}{3})x^{\frac{3}{7}}$

$y^{\text{'}}=(\frac{3}{7})x^{\frac{4}{3}}$

$y^{\text{'}}=(\frac{7}{3})x^{\frac{4}{3}}$