Practice problem
Simplify 20x4y−15xy4\frac{20x^4y}{-15xy^4}−15xy420x4y.
4x3y33\frac{4x^3y^3}{3}34x3y3
−43x3y3-\frac{4}{3x^3y^3}−3x3y34
−4x33y3-\frac{4x^3}{3y^3}−3y34x3
3y34x3\frac{3y^3}{4x^3}4x33y3
Type a concept, like “slope” or “photosynthesis”.
