Question

evaluate. express your answer in scientific notation.
$9.8 \times 10^{3} + 9.2 \times 10^{3}$
answer attempt 1 out of 2
answer: $\square \times 10^{\square}$
submit answer

Explanation:

Step1: Factor out common term

$9.8 \times 10^3 + 9.2 \times 10^3 = (9.8 + 9.2) \times 10^3$

Step2: Add the coefficients

$9.8 + 9.2 = 19.0$

Step3: Adjust to scientific notation

$19.0 \times 10^3 = 1.9 \times 10^4$

Answer:

$1.9 \times 10^4$