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4 years ago

Please help need a 100

Mathematics

1 answer:

aivan3 [116]4 years ago

4 0

I'd have to say it's A. Please don't blame me if I'm wrong. :)

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Given an = -3n2 - 2

VikaD [51]

Answer:

Step-by-step explanation:

$a_n=-3n^2-2\\\\\text{Substitute the values of}\ n:\ \{1,\ 2,\ 3,\ 4\}\\\\a_1=-3(1^2)-2=-3(1)-2=-3-2=-5\\\\a_2=-3(2^2)-2=-3(4)-2=-12-2=-14\\\\a_3=-3(3^2)-2=-3(9)-2=-27-2=-29\\\\a_4=-3(4^2)-2=-3(16)-2=-48-2=-50$

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4 years ago

Help Please!!!!!!!!!!

xxTIMURxx [149]

Step-by-step explanation:

Area = πr²

2) 11² x 3.14 = 379.94

3) 3² x 3.14 = 28.26

4) 5² x 3.14 = 78.5

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3 years ago

The file at he bottom

inysia [295]

Answer:

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Step-by-step explanation:

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3 years ago

Find the measure of the missing angles.<br> 63°

MariettaO [177]

Answer:

Step-by-step explanation:

180 - 63 = 117= b

c= 63 (v.o.a)

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3 years ago

What table represents an exponential function of the form y=b^x when 0

LenaWriter [7]

Answer:

c xdfv

Step-by-step explanation:

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4 years ago