(i) For any integer a, what is (-1) a equal to? (ii) Determine th… - Vidyadip

Question

(i) For any integer $a$, what is $(-1) \times a$ equal to?
(ii) Determine the integer whose product with $(-1)$ is
(a) -22 $\quad$ (b) 37 $\quad$ (c) 0

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Answer

(i) For any integer $a$, we have $(-1) \times a=-a$
(ii) We know that the product of any integer and $(-1)$ is the additive inverse of integer.
(a) $(-1) \times 22=-22$
(b) $(-1) \times(-37)=37$
(c) $(-1) \times 0=0$

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