Question

Evaluate. Express your answer in scientific notation.
7, point, 9, times, 10, to the power 5 , plus, 5, point, 4, times, 10, to the power 5
7.9×10
5
+5.4×10
5

Answer 1

7.9×10^5 + 5.4×10^5 = 13.3×10^5