SOLUTION: Evaluate each expression that results in a rational number. 1) 289^1/2 2)8^-2/3 3) (9/16)^-1/2 Confused on how to do these any help is really appreciated. Math is not

Algebra ->  Expressions-with-variables -> SOLUTION: Evaluate each expression that results in a rational number. 1) 289^1/2 2)8^-2/3 3) (9/16)^-1/2 Confused on how to do these any help is really appreciated. Math is not       Log On


   



Question 921924: Evaluate each expression that results in a rational number.
1) 289^1/2
2)8^-2/3
3) (9/16)^-1/2
Confused on how to do these any help is really appreciated. Math is not my stongest area. Thanks in advance

Answer by MathTherapy(10557) About Me  (Show Source):
You can put this solution on YOUR website!
Evaluate each expression that results in a rational number.
1) 289^1/2
2)8^-2/3
3) (9/16)^-1/2
Confused on how to do these any help is really appreciated. Math is not my stongest area. Thanks in advance

1.
2891/2____sqrt%28289%29_____highlight_green%2817%29
2.
8-2/3_____%28root+%283%2C+8%29%29%5E%28-+2%29______2%5E%28-+2%29______1%2F2%5E2_______highlight_green%281%2F4%29
3.
%289%2F16%29%5E%28-1%2F2%29_____1%2F%289%2F16%29%5E%281%2F2%29______1%2Fsqrt%289%2F16%29______1%2F%283%2F4%29_____1%2F1÷3%2F4_______%281%2F1%29+%2A+%284%2F3%29_______highlight_green%284%2F3%29