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Intermediate Algebra

Real Numbers and Algebraic Expressions

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1
The Real Numbers

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2
Properties of Real Numbers

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3
Arithmetic with Real Numbers

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4
Exponents and Scientific Notation

Problem 17

Simplify each expression, and write all answers in scientific notation.

\(\left(2 \times 10^8\right)\left(3 \times 10^{-3}\right)\)

\(\displaystyle\frac{4.8 \times 10^9}{2.4 \times 10^{-3}}\)

\(\displaystyle\frac{\left(6.8\times 10^5\right)\left(3.9 \times 10^{-7}\right)}{7.8 \times 10^{-4}}\)

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