2 years ago

-7 (-7)^-4 plz help plz

Mathematics

1 answer:

Natali5045456 [20]2 years ago

5 0

Answer: -1/343

Step-by-step explanation:

-7(-7)^-4

First, re-write as positive exponents:

-7(-1/7^4)

Next, simplify:

-1/7^3 (you can simplify using exponent rules)

Simplify 7^3 :

7(7)(7)

49(7)

343.

Insert to original expression:

-1/343.

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