CBSE Class 7 Answered
Express the following numbers in exponent form. (i) 343000 (ii) 2048
Asked by Topperlearning User | 15 Dec, 2013, 10:48: AM
Expert Answer
(i) 343000 = 343 x 1000
= 7 x 7 x 7 x 10 x 10 x 10
= 73 x 103.
(ii) 2048 = 2 x 1024
= 2 x 2 x 512
= 2 x 2 x 2 x 256
= 2 x 2 x 2 x 2x 128
= 2 x 2 x 2 x 2 x 2 x 64
= 2 x 2 x 2 x 2 x 2 x 2 x 32
= 2 x 2 x 2 x 2 x 2 x 2 x 2 x 16
= 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 8
= 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2
= 211
= 7 x 7 x 7 x 10 x 10 x 10
= 73 x 103.
(ii) 2048 = 2 x 1024
= 2 x 2 x 512
= 2 x 2 x 2 x 256
= 2 x 2 x 2 x 2x 128
= 2 x 2 x 2 x 2 x 2 x 64
= 2 x 2 x 2 x 2 x 2 x 2 x 32
= 2 x 2 x 2 x 2 x 2 x 2 x 2 x 16
= 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 8
= 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2
= 211
Answered by | 15 Dec, 2013, 12:48: PM
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