Question #3656a

Question

1352 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2017-04-13T17:25:12

$4+4=8$

Fractional indices are another way of showing roots.

$x^(1/2) = sqrtx" and " x^(1/3) = root(3) x" "$ etc

Sometimes there are roots and powers.

$x^(p/q) = (rootq x)^p$

$64^(1/3) = root3 64 = 4$

$32^(2/5) = root5 32^2 = 2^2 =4$

$64^(1/3) +32^(2/5$

$=4+4 =8$