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3 votes
3 votes
(−7)^-2 and more letters cause needed

User Mohit Ganorkar
by
2.8k points

1 Answer

25 votes
25 votes

Answer:

1/49.

Explanation:

(−7)^-2

= 1 /(- 7)^2

= 1/49.

User Humbleice
by
3.2k points