Evaluate
the following giving your answer in standard form.
38.3
x 10-4
4 x 10-20
Solution
= 38.3 x 10-4
4 x 10-20
= 38.3
x 10-4
4
10-20
= 9.575 x 10-4 –(-20)
= 9.575 x 10-4 + 20
= 9.575 x 1016
Hence 38.3 x 10-4 = 9.575 x 1016
4 x 10-20
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