CBSE Class 7 Answered
Simplify: (i) (-5)3 (ii) (-2)3 x (-3)2.
Asked by Topperlearning User | 26 Nov, 2013, 03:40: AM
Expert Answer
(i) (-5)3 = -5 x -5 x -5 = -125
(ii) (-2)3 x (-3)2 = -2 x -2 x -2 x -3 x -3 = -8 x 9 = -72
(ii) (-2)3 x (-3)2 = -2 x -2 x -2 x -3 x -3 = -8 x 9 = -72
Answered by | 26 Nov, 2013, 05:40: AM
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