Question

Q 8 Express 4.5 x 10^4 in usual form.
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Answer 1

$\huge\fbox\red{Answer}$

$We \: know \: {10}^{4} = 10000$

$Therefore\:,$

$= 4.5 \times 10000$

$= 45000$

Answer 2

$\sf{We \: know \: {10}^{4} = 10000}$

Therefore,

$\sf{= 4.5 \times 10000}$

$\sf{= 45000}$