Question on: JAMB Mathematics - 2021
Correct 241.34(3 x 10\(^{-3}\))\(^2\) to 4 significant figures
A
0.0014
B
0.001448
C
0.0022
D
0.002172
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Correct Option: D
(3 x 10-\(^3\))\(^2\)
= 3\(^2\)x\(^2\)
= \(\frac{1}{10^3}\) x \(\frac{1}{10^3}\)
x\(^2\) = \(\frac{1}{x^3}\)
= 24.34 x 3\(^2\) x \(\frac{1}{10^6}\)
= \(\frac{2172.06}{10^6}\)
= 0.00217206
= 0.002172
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