Answer
$8.52\times 10^2$
Work Step by Step
Rearrange Factors:
$(4.237 \times 2.01)(10^4 \times 10^{-2}$)
Multiply both groups:
$8.51637 \times 10^2$
Round to two significant digits:
$\boxed{8.52\times 10^2}$
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Skills Handbook - Scientific Notation and Significant Digits - Exercises - Page 807: 13
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