Question

solve all this question​

Answer 1

Step-by-step explanation:

3)1)-a

3)2)a) -22× (-1)=22 =positive integer

b) 37×(-1)= -37= negative integer

c) 0×(-1) = 0= zero.

Answer 2

Answer:

(i)

-1 × a = -a

that is negative of a.

(ii)

(a) 22 (b) -37 (c) 0