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oksano4ka [1.4K]
3 years ago
15

In this geometric sequence, what is the common ratio?

Mathematics
2 answers:
Lapatulllka [165]3 years ago
6 0

Answer:-1/2

Step-by-step explanation:

common ratio=(2nd term➗Ist term) or (3rd term➗2nd term)

first term=104

Second term=-52

Common ratio=-52 ➗ 104

Common ratio=-1/2

mrs_skeptik [129]3 years ago
4 0

Answer:

-2

Step-by-step explanation:

Each value is divided by -2 to get to the next term

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It's called an obtuse angle.
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So,  f(-5)= \frac{1}{4}(-5)^2 -4 = \frac{1}{4}(25)-4 =\frac{25}{4}-4=\frac{25-16}{4}=\frac{9}{4}

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