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emmainna [20.7K]
3 years ago
8

0.0287 scientific notation

Mathematics
2 answers:
Anna007 [38]3 years ago
7 0
Scientific notation is the way that scientists easily handle very large numbers or very small numbers. For example, instead of writing 0.0000000056, write 5.6 x 10^9 so your answer would be 28.7 x 10 ^ 3
ryzh [129]3 years ago
7 0
2.87 x 10-2 = 0.0287 i think
Hope this helped
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Answer:

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Step-by-step explanation:

First term a₁ = -21  (Given)

…………………………………

Second term a₂ :

a₂ = a_{2-1} - 7\\a_{1} - 7\\a_{1} = -21\\-21 - 7 = -28

…………………………………

Third term a₃ :

a₃ = a_{3-1} - 7\\a_{2} - 7\\a_{2} = -28\\-28 - 7 = -35

…………………………………

Fourth term a₄ :

a₄ = a_{4-1} - 7\\a_{3} - 7\\a_{3} = -35\\-35 - 7 = -42

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Step-by-step explanation:

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AlekseyPX
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