Science

Math

Humanities

... and beyond

Socratic Meta
Featured Answers

Topics

Four times the square of a non-zero number is equal to eight times the number. What is the number?

1 Answer

Oct 11, 2016

#2#

Explanation:

Let #x# be the number,
#=> 4x^2=8x#
#=> 4x^2-8x=0#
#=> 4x(x-2)=0#
#=> x=0 or 2#

Given that #x# is a non-zero number,
#=> x=2#

Related questions

Impact of this question

3027 views around the world

You can reuse this answer
Creative Commons License