2. (a) Write a pair of negative integers whose difference gives 8.
     (b) Write a negative integer and a positive integer whose sum is –5.
     (c) Write a negative integer and a positive integer whose difference is –3.

Answers (1)

(a) A pair of negative integers whose difference gives 8 :

-8 \ \& -16 :

= -8-(-16) = -8+16 = 8

(b) A negative integer and a positive integer whose sum is –5:

-8\ \&\ 3:

-8 + 3 = -5

(c) A negative integer and a positive integer whose difference is –3:

-1\ \&\ 2

-1 -(2) = -1-2 = -3

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