Exercise
$\left(4x^2+3x\right)\left(x^2+7x\right)$
Step-by-step Solution
Learn how to solve special products problems step by step online. Expand the expression (4x^2+3x)(x^2+7x). Multiply the single term x^2+7x by each term of the polynomial \left(4x^2+3x\right). Multiply the single term 4x^2 by each term of the polynomial \left(x^2+7x\right). When multiplying exponents with same base we can add the exponents. When multiplying exponents with same base you can add the exponents: 28x\cdot x^2.
Expand the expression (4x^2+3x)(x^2+7x)
Final answer to the exercise
$4x^{4}+31x^{3}+21x^2$