2.159e45 in scientific notation please help

1 answer:

7 0

2.159 • 10⁴⁵

you move the decimal point until you get a one digit decimal.

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choli [55]

Answer:

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lions [1.4K]

Answer:

Step-by-step explanation:

r = $\frac{a_n}{a_{n-1}} = \frac{896}{3584} = \frac{1}{4}$

Using the geometric series formula for the <em>n</em>th term:

$S_n = a \cdot \frac{1-r^n}{1-r} => S_{6} = 3584 \cdot \frac{1 - (\frac{1}{4})^{6} }{1 - \frac{1}{4} } = 4777\frac{1}{2}$

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Mrrafil [7]

Answer:

i think that its b

Step-by-step explanation:

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