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Llana [10]
3 years ago
15

What is the sum of the seven terms of the geometric series 2- 8+32-...?

Mathematics
1 answer:
egoroff_w [7]3 years ago
6 0
The first term is 2 and the common ratio = -8/2 = -4

S7   = 2 * (-4)^7 - 1
                -------------    =      6554   answer
                  -4-1
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LenKa [72]

Answer:

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Step-by-step explanation:

  1. Combine like terms: 3v - 5v > 12 + 10
  2. Simplify: -2v > 22
  3. Divide each side by -2 to cancel out the -2 next to v. It should now look like this: v < -11

I hope this helps!

7 0
3 years ago
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Alik [6]
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3 years ago
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3 years ago
if someone says that an investment had a rate of return of %10 why does it matter if the person means a nominal rate of return o
Nutka1998 [239]

Answer:

The correct option is c.)

Step-by-step explanation:

If someone says that an investment had a rate of return of 10% It matters if the person means a nominal rate of return or a real rate of return because real rates take inflation into account. Nominal rates are not adjusted for inflation. Nominal rates of return usually appear to be higher than the real rates of return.

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4 0
3 years ago
X + 2 = 2x +1<br>what's x​
LekaFEV [45]
X + 2 = 2x + 1
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4 0
3 years ago
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