Learn how to solve problems step by step online. Expand the expression 5y^2(20y^6-15y^440y^2). Multiply the single term 5y^2 by each term of the polynomial \left(20y^6-15y^4+40y^2\right). When multiplying exponents with same base we can add the exponents. When multiplying two powers that have the same base (y^2), you can add the exponents. When multiplying exponents with same base we can add the exponents.

Expand the expression 5y^2(20y^6-15y^440y^2)