How do you find the cube roots root3(343)?

Nov 28, 2016

7

Explanation:

Trial and improvement will get you there.
${2}^{3} = 8$
${3}^{3} = 27$
But you may know ${5}^{3} = 125$
${6}^{3} = 216$
${7}^{3} = 343$