Question

4.
(A) 0.4n, -0.4p (B) -0.4p, -2m (C) -zm, n, un
If n is a negative integer, which option must be a positive integer
(A) n'+2 (B) 2n +4 (C) n² – 5 (D n²+1​

Answer 1

Step-by-step explanation:

D) must be positive integer..........

Answer 2

Answer:

D

Step-by-step explanation:

as the square of negative integer is always positive.

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