How do you factor #4a^4 + b^4#?
1 Answer
Jun 6, 2016
Explanation:
Given,
#4a^4+b^4#
Rewrite each term such that both terms have an exponent of
#=(2a^2)^2+(b^2)^2#
Recall that the expression follows the sum of squares pattern,
#=color(green)(|bar(ul(color(white)(a/a)color(black)((2a^2+b^2i)(2a^2-b^2i))color(white)(a/a)|)))#