# Expand and Simplify Trinomial Expressions

Transcript Because it’s got three inside each of the brackets, so what I’m gonna do is times this massive bracket and then minus b times the bracket and c times the bracket as well, so we do it three times because we have three pre-numbers at the front, times that minus b times that plus […]

# Expand and Simplify Cubic Expressions

Transcript So a times the big bracket and negative 1 times the big bracket, so if I expand it out it’s going to be a times that whole thing minus 1 times that whole thing, so a times a squared is a cubed, a times a is a squared, a times 1 is a yep […]