Instructions

What should come in place of question mark (?) in the following questions ?

Question 130

$$(10)^{24} \times (10)^{-21} = ?$$

Solution

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Expression : $$(10)^{24} \times (10)^{-21} = ?$$

= $$(10)^{24 - 21}$$

= $$10^3 = 1000$$

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