Rewrite the following in standard form.
(a) 1168x10⁻²⁷ (b) 32x10⁵
(c) 725 x10⁻⁵ kg (d) 0.02 x10⁻⁸
Ans {(a) 1.168x10⁻²⁴ (b) 3.2x10⁶ (c)7.25 g (d) 2x10⁻¹⁰}
Solution:
⇒ 1.168 x 10³ x 10⁻²⁷
⇒ 1.168 x 10³⁻²⁷
⇒ 1.168 x 10⁻²⁴
(b) 32 x 10⁵
⇒ 3.2 x 10 x 10⁵
⇒ 3.2 x 10¹⁺⁵
⇒ 3.2 x10⁶ ----------------Ans
(c) 725 x 10⁻⁵ Kg
⇒ 7.25 x10² x10⁻⁵ x 10³ g
⇒ 7.25 x 10²⁻⁵⁺³ g
⇒ 7.25 x10⁰ g [∴ 10⁰ = 1]
⇒ 7.25 g ------------ Ans.
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© 2020-21 Academic Skills and Knowledge (ASK)
Note: Write me in the comments box below for any query and also Share this information with your class-fellows and friends.
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