Science

Math

Humanities

... and beyond

Socratic Meta
Featured Answers

Topics

Question #9f671

1 Answer

Konstantinos Michailidis

May 23, 2016

Let compute #g# hence

#g(x)=lim_(h->0)((x+h)^2 -x^2)/h= lim_(h->0) [x^2+2xh+h^2-x^2]/h= lim_(h->0) [h(2x+h)]/h=2x#

Finally #g(x)=2x#

We want #g(x)=2# hence

#g(x)=2=>2x=2=>x=1#

Related questions

See all questions in What is Calculus?

Impact of this question

3058 views around the world

You can reuse this answer
Creative Commons License