Question

express as rational number 4/7 raised to the power -3

Answer 1

Step-by-step explanation:

I don't know

Sorry

You can ask from anyone else or you can remember this :

+ - = -

- + = -

+ + = +

- - = +

Answer 2

Answer:

343/64

Step-by-step explanation:

first of all the equation is (4/7)^-3

the minus sign represents multiplicative inverse

so the equation now becomes (7/4)^3

you will multiply the power with both nominator and denominator

which is 7*7*7/4*4*4

= 343/64

Note;

* =  multiplication sign

^ = raise to the power of

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