passpadi

2010

Mathematics

JAMB

Express the product of 0.21 and 0.34 in standard form

A.

7.14 x 10-3

B.

7.14 x 10-2

C.

7.14 x 10-1

D.

7.14 x 10sup>-4

Correct Answer: 7.14 x 10-2

Explanation

0.21 x 0.34 = 0.0714 = 7.14 x 102

0.21 x 0.34 = 0.0714 = 7.14 x 102
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