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ANTONII [103]
1 year ago
15

What is the sum of the first six terms of the geometric series? 2 – 6 18 – 54 ...

Mathematics
1 answer:
Law Incorporation [45]1 year ago
6 0

The sum of the first six terms of the geometric series is -364.

A geometric series is a sequence of terms in a fixed common ratio.

Apparently, the expression "geometric progression" comes from the "geometric mean" (Euclidean term) of segments of lengths a and b: it is the length of the side c of a square whose area is equal to the area of ​​the rectangle. a and b. May

The series given is

2 – 6 + 18 – 54 + ...

The sum of n terms of a geometric series is given by

Sn=a1 * 1 - rn/1 - r

here the first term is 2

r = -6 /2 = -3

S = 2 (1-(-3)⁶)/(1-(-3))

S = -364

Therefore the sum of the First six terms of the geometric series is -364 .

Learn more about geometric series here:brainly.com/question/24643676

#SPJ4

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Answer:

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Step-by-step explanation:

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How the figure isn't a rectangle, you must subtract the triangle on the top, so, now we calculate the area of that triangle with measurements: wide (4 units), and height (2 units):

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In the end, you subtract the area of the triangle to the area of the rectangle, to obtain the area of the shaded figure:

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I use the name "units" because the exercise doesn't say if they are feet, inches, or another, but you can replace this in case you need it.

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3 years ago
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2 years ago
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Step-by-step explanation:

Vocabulary question.

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