Question

what is the answer for this ?
R ={x | x epsilon Integer^ + and x^{3}<100}

Answer 1

\[R ={x | x \epsilon \mathbb{Z}^ + and x^{3}<100} \]

is it R={1,2,3,4} ?!!

Answer 2

yes

Answer 3

are u sure be because the answer given by my teacher is R={9,27,81} @eliassaab

Answer 4

How can 9^3 = 729 be < 100?

Answer 5

9 i don't know why ? but others arr okay 3^3(27) and and 3^4(81) @eliassaab