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Ex 12.2, 1 (i) - Chapter 12 Class 8 Exponents and Powers
Last updated at March 23, 2023 by Teachoo
Ex 12.2
Ex 12.2, 1 (i)
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Ex 12.2, 1 (ii) Important
Ex 12.2, 1 (iii)
Ex 12.2, 1 (iv)
Ex 12.2, 1 (v) Important
Ex 12.2, 2 (i) Important
Ex 12.2, 2 (ii)
Ex 12.2, 2 (iii) Important
Ex 12.2, 2 (iv)
Ex 12.2, 2 (v) Important
Ex 12.2, 2 (vi)
Ex 12.2, 3 (i)
Ex 12.2, 3 (ii) Important
Ex 12.2, 3 (iii)
Ex 12.2, 3 (iv) Important
Ex 12.2, 3 (v)
Ex 12.2, 4 Important
Transcript
Ex 12.2, 1 Express the following numbers in standard form. (i) 0.0000000000085 0.0000000000085 = 85/10000000000000 = 85/〖10〗^13 = 85 × 〖10〗^(−13) = (8.5 × 10) × 〖10〗^(−13) = 8.5 × (10×〖10〗^(−13)) = 8.5 × 〖10〗^(1 + (−13)) = 8.5 × 〖10〗^(1 − 13) = 8.5 × 〖𝟏𝟎〗^(−𝟏𝟐) (Using 𝑎^𝑚×𝑎^𝑛=𝑎^(𝑚 + 𝑛))
