Exercises: Apply the Binomial Theorem

This is an advanced (+) topic. Work through each section in order, showing all steps for expansion problems.

Grade 11·21 problems·~42 min·Common Core Math - HS Algebra·standard·hsa-apr-c-5

Work through problems with immediate feedback

Fluency Practice

What is the 3rd term of $(x + y)^7$ ? (Term counting starts at 1.)

$C(7, 3) \cdot x^4 y^3 = 35x^4y^3$

$C(7, 2) \cdot x^5 y^2 = 21x^5y^2$

$C(7, 3) \cdot x^3 y^4 = 35x^3y^4$

$C(7, 1) \cdot x^6 y^1 = 7x^6y$