What is the sum of 5.3 x 10 to the fifth power and 3.8 x 10 to the fourth power in scientific notation

5.6 x 10^5

Step-by-step explanation:

When ever we hear sum, what comes to our mind must be addition

Here we are Adding 5.3 x 10 to the fifth power= 5.3 x 10^5 to

3.8 x 10 to the fourth power = 3.8 x 10^4

First,

Expanding the scientific notation we have that

5.3 x 10^5 = 530,000

3.8 x 10^4=     38,000

Add           = 568,000

Putting back in Scientific notation  we have 568000 = 5.6 x 10^5

5.68 x 10 to the 5th power

Step-by-step explanation:

56

step-by-step explanation:

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