Question

How do you simplify .7^3

Answer 1

7^3 = 7x7x7
49x7 =
343

Answer 2

Is it the same if it has a decimal in front of the 7?

Answer 3

.7 is 7/10, then\[\left( \frac{7}{10} \right)^3=\frac{7^3}{10^3}=\frac{343}{1000}\]

Answer 4

jeekim just misread the question; didn't see the decimal

Answer 5

Thank you... Helping daughter with homework :) i wasnt much help so thank you!

Answer 6

Sorry, didnt see the decimal Dx. It would be .343

Answer 7

np

Answer 8

What if its a negative number example:
-7^4

Answer 9

-7^4 is different from (-7)^4;

-7^4=-2401 and (-7)^4=2401

Answer 10

If the degree is odd, it's negative. If even, it's positive. But if the negative sign is not in a parenthesis sign, it's a negative.

Answer 11

Ok thank you again!

Answer 12

npa