Question

the predecessor of -9^2​

Answer 1

Answer:

80

Step-by-step explanation:

-9² = (-9)(-9) = 81

predecessor means -1

81-1= 80

Answer 2

Answer:

80 is the right answer.

Step-by-step explanation:

-9²= (-9× -9)

= 81

So The predecessor of 81 is 80.

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