Question

calculate.\\((5.8 \times 10^3) + (7.239 \times 10^5)\\)\
write your answer in scientific notation.

Explanation:

Step1: Convert to same exponent

$5.8 \times 10^3 = 0.058 \times 10^5$

Step2: Add the coefficients

$0.058 + 7.239 = 7.297$

Step3: Attach common exponent

$7.297 \times 10^5$

Answer:

$7.297 \times 10^5$