1 year ago

The sum of 4.5 and a number K is 26.2

1 answer:

3 0

Answer:

Your answer should be K=21.7

You can find this by subtracting 26.2-4.5

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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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2 years ago

Oxana [17]

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Step-by-step explanation:

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2 years ago

Nostrana [21]

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2 years ago

galina1969 [7]

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2 years ago

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2 years ago

The sum of 4.5 and a number K is 26.2​