Question

(1cube+2cube+3cube)to the power 1/2

Answer 1

${( {1}^{3} + {2}^{3} + {3}^{3}) }^{ \frac{1}{2} } \\ = {(1 + 8 + 27)}^{ \frac{1}{2} } \\ = {(9 + 27)}^{ \frac{1}{2}} \\ = {(36)}^{ \frac{1}{2} } \\ = 6$
hope it helps