If the radius of a circle is #3x^4y^2#, what is its area?

1 Answer
Shwetank Mauria
Nov 14, 2016

Area of a circle is #9pix^8y^4#.

Explanation:

If the radius of a circle is #r#, area of circle is given by #pixxrxxr#

Hence, area of a circle whose radius is #3x^4y^2# is

#pixx3x^4y^2xx3x^4y^2=pixx3^2x^(4+4)y^(2+2)#

= #pixx9xx x^8xxy^4#

= #9pix^8y^4#

Related questions
Impact of this question
580 views around the world
You can reuse this answer
Creative Commons License