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Cutiepo0Best ResponseYou've already chosen the best response.0
\[\sqrt[3]{16}+\sqrt[3]{54}\]
 2 years ago

amistre64Best ResponseYou've already chosen the best response.0
3rt(16) + 3rt(54) might be easier to write :)
 2 years ago

amistre64Best ResponseYou've already chosen the best response.0
to add them you need to get like terms under the radicals
 2 years ago

amistre64Best ResponseYou've already chosen the best response.0
like factors if you will
 2 years ago

amistre64Best ResponseYou've already chosen the best response.0
hmmm, try converting to exponents and see if we can play with those maybe?
 2 years ago

amistre64Best ResponseYou've already chosen the best response.0
\[16^{1/3}+54^{1/3}\] hmm
 2 years ago

Cutiepo0Best ResponseYou've already chosen the best response.0
so like: \[16^{1/3} + 54^{1/3}\]
 2 years ago

jimmyrepBest ResponseYou've already chosen the best response.3
= 3rt (8*2) + 3rt(27*2) = 2 3rt2 + 3 3rt2 = 5 3rt2
 2 years ago

amistre64Best ResponseYou've already chosen the best response.0
4*4 = 16 that aint it 9*6 = 54 .... thatll do it
 2 years ago

amistre64Best ResponseYou've already chosen the best response.0
might help if I could recall the perfect cubes :/
 2 years ago

Cutiepo0Best ResponseYou've already chosen the best response.0
THanks jimmy's was right, but I don't know how he too hte 2 and the 3 from under the radical sign???
 2 years ago

Cutiepo0Best ResponseYou've already chosen the best response.0
oh! never mind thanks :)
 2 years ago
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