Pls help, i'll mark brainliest +10 points

Mathematics

2 answers:

aliya0001 [1]3 years ago

7 0

Answer:

9.4

Step-by-step explanation:

babymother [125]3 years ago

3 0

Answer:

i got 9.4

Step-by-step explanation:

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Scientific notation is used in science because the number can be vary from so much that using decimal is making it hard. The number expressed in $10^{x}$ form. Both number in the question is already in scientific notation. Then to multiply the number and keep it at scienfitic notation the calculation should be:

2.5 x $10^{-8}$ x 9 x $10^{-10}$ = 22.5 x $10^{-18}$ = 2.25x $10^{-17}$

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