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Ex 12.2, 2 - Chapter 12 Class 8 Exponents and Powers - Part 2

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Transcript

Ex 12.2, 2 Express the following numbers in usual form. (ii) 4.5 × 〖10〗^4 4.5 × 〖10〗^4 = 45/10 × 〖10〗^4 = 45 × 〖10〗^4/10 = 45 × 〖10〗^(4 − 1) = 45 × 〖10〗^3 = 45000 (Using 𝑎^𝑚/𝑎^𝑛 =𝑎^(𝑚 − 𝑛))

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