Question

find the sum of the ( 3.864 into 10 power 5 ) and( 4.21 into 10 power 5)​

Answer 1

Answer:

3.864*10 power 5 is equal to 386400

4.21 *10 power 5 is equal to 421000

Step-by-step explanation:

Answer 2

ANSWER

8.074 x 10⁵

This is same as 807400.

Explanation:

All numbers are converted to the same power of 10, and the digit terms are added or subtracted.

Example: (4.215 x 10⁻²) + (3.2 x 10⁻⁴) = (4.215 x 10⁻²) + (0.032 x 10⁻²) = 4.247 x 10⁻²

In theis question,the power of both numbers is same so we simply add the digit numbers.

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