Answers

2016-04-13T15:22:52+05:30
(a) (–3) × -9 = 27 
(b) 5 × -7 = –35
(c) 7× (– 8) = –56 
(d) -11 × (–12) = 132
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2016-04-13T15:25:25+05:30
A -9
b -7
c 7
d -11
 as we know  - x -= +
                       + x - = -
0