Question

5.2 x 10^3 + 7 x10^4 =__ x 10_ Write your final answer in scientific notation

Answer 1

The scientific notation of the given number is 7.2×$10^{4}$ .

How do you find scientific notation?

A number is written in scientific notation when a number between 1 and 10 is multiplied by a power of 10. For example, 650,000,000 can be written in scientific notation as 6.5 ✕ 10^8.

Given that,

$2$×$10^{3}+7$×$10^{4}$

Taking the common power of 10.

= $10^{3}$× (2+70)

= 72× $10^{3}$

In scientific notation,

Multiply and divide by 10.

7.2× $10^{4}$

Hence, The scientific notation of the given number is 7.2×$10^{4}$ .

To learn more about scientific notation from the given link:

brainly.com/question/27862246

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