Science

Math

Humanities

... and beyond

Socratic Meta
Featured Answers

Topics

How do you factor by grouping #t^3-t^2+t-1#?

1 Answer

May 10, 2015

#t^3-t^2+t-1 = (t^3-t^2)+(t-1) #
#= t^2(t-1)+1(t-1)=(t^2+1)(t-1)#.

Since #t^2+1 > 0# for all real values of #t#, there are no smaller factors with real coefficients.

Related questions

See all questions in Factoring by Grouping

Impact of this question

3180 views around the world

You can reuse this answer
Creative Commons License