3 years ago

Evaluate the geometric series: a1 =-1, r= 2, n= 7

1 answer:

3 0

Answer:

Common Ratio: 2

Step-by-step explanation:

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den301095 [7]

Answer:

-7

Step-by-step explanation:

$5 - x = 12 \\ 5 - 12 = x \\ - 7 = x$

it is possible because x is just a letter representing the unknown nos

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nadezda [96]

check a website called math-way without the dash it might help

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hammer [34]

Answer:

They are supplementary angles.

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zhuklara [117]

B. 70 is the correct answer

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