Question

How do u simplify 15x^4 y^2 over 40x^3 y^2 

Answer 1

$\frac{15x^4y^2}{40x^3y^2}=\frac{3}{8}x^{4-3}y^{2-2}=\frac{3}{8}x^1y^0=\frac{3}{8}x$