Question

SImplify:

³/16 + ³/54

(Third root of 16 + third root of 54)

Answer 1

\[\sqrt[3]{16}+\sqrt[3]{54}\]

Answer 2

3rt(16) + 3rt(54) might be easier to write :)

Answer 3

Thanks :)

Answer 4

to add them you need to get like terms under the radicals

Answer 5

how do I do that?

Answer 6

like factors if you will

Answer 7

hmmm, try converting to exponents and see if we can play with those maybe?

Answer 8

\[16^{1/3}+54^{1/3}\]
hmm

Answer 9

so like: \[16^{1/3} + 54^{1/3}\]

Answer 10

= 3rt (8*2) + 3rt(27*2)
= 2 3rt2 + 3 3rt2
= 5 3rt2

Answer 11

4*4 = 16 that aint it

9*6 = 54 .... thatll do it

Answer 12

not mine; jimmys lol

Answer 13

might help if I could recall the perfect cubes :/

Answer 14

THanks jimmy's was right, but I don't know how he too hte 2 and the 3 from under the radical sign???

Answer 15

how he took the**

Answer 16

oh! never mind thanks :)