Jambmaths question:
Express the product of 0.00043 and 2000 in standard form
Option A:
8.3 x 10–2
Option B:
8.6 x 10–1
Option C:
8.6 x 10
Option D:
8.6 x 10–3
Jamb Maths Solution:
$0.00043\times 2000=0.86=8.6\times {{10}^{-1}}$
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