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88880000000=----xx10^(10)...

`88880000000=----xx10^(10)`

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53700000=-----xx10^(7)

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Express the following numbers in usual form. (i) 3.02xx10^(-6)(ii)45xx10^(4)(iii)3xx10(-8) (iv) 10001xx10^(9)(v)58xx10^(12)(vi)361492xx10^(6)

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Find the number from each of the following expanded forms :(a) 8xx10^(4)+6xx10^(3)+0xx10^(2)+4xx10^(1)+5xx10^(0) (b) 4xx10^(5)+5xx10^(3)+3xx10^(2)+2xx10^(0)(c)3xx10^(4)+7xx10^(2)+5xx10^(0)

10 + 10 xx 10 div 10

If 4003250 = 4 xx10^(x) + 3xx10^(y) + 2xx10^(z) + 5xx10^(w) , then x+y+z + w is equal to