3 years ago

Find the sum of the following infinite geometric series, if it exists. 4+3.2+2.56+2.048+...

Mathematics

2 answers:

mel-nik [20]3 years ago

3 0

14.848 might be not sure

Rina8888 [55]3 years ago

3 0

I just took the test the answer is 20

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lisov135 [29]

Answer: 3/4x - 3

Step-by-step explanation:

Let his sister's sale be represented by x.

Since we are informed that Keiko sold 3 less than three-fourths of his sister's sales, the expression that represents what Keiko sold will be:

= (3/4 × x) - 3

= 3/4x - 3

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