# 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.

(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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