2 years ago

Would the sequence 5,11,18,26 be arithmetic/ geometric or neither

1 answer:

5 0

Answer:

Neither: The pattern is (1/2)n^2 + 4.5n

Step-by-step explanation:

You can use quadratic regression to figure it out

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Deffense [45]

Cross multiply:-

3(b - 2) = (2b - 5)(b + 2)

3b - 6 = 2b^2 + 4b - 5b - 10

2b^2 - 4b - 4 = 0

b^2 - 2b - 2 = 0

b = 2.73, -0.73 Answer

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3 years ago

timurjin [86]

I think this is the answer ----> 8.7 (8.66 rounded)

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4 years ago

miv72 [106K]

Answer:

the length. is : x+4

Step-by-step explanation:

x² + 7x + 12 = (x+3)(x+4)

the length. is : x+4

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3 years ago

lesya [120]

Answer:

Step-by-step explanation:

$\dfrac{y}{x}=a\to y=ax\\\\\text{We have}\ x=1,\ y=0.5.\\\\\text{Substitute:}\\\\a=\dfrac{0.5}{1}=0.5\\\\\text{Therefore}\ y=0.5x$

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3 years ago

Nina [5.8K]

A=11.55in²lLengthinwWidthin

4 0

3 years ago