Question

evaluate. express your answer in scientific notation.
$5.2 \times 10^{-2} + 9.4 \times 10^{-2}$
answer attempt 1 out of 2
answer: $\square \times 10^{\square}$
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Explanation:

Step1: Factor out common term

$5.2 \times 10^{-2} + 9.4 \times 10^{-2} = (5.2 + 9.4) \times 10^{-2}$

Step2: Add the decimal values

$5.2 + 9.4 = 14.6$

Step3: Adjust to scientific notation

$14.6 \times 10^{-2} = 1.46 \times 10^{-1}$

Answer:

$1.46 \times 10^{-1}$