Express the following numbers in usual form:
i)7.54X10⁻⁴ ii)4.5X10⁴
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Step-by-step explanation:
i)7.54×10⁻⁴=7.54×(-10)×(-10)×(-10)×(-10)
=75,400
ii)4.5X10⁴=4.5×10000
=45,000
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