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2 years ago

List the first 4 terms of the sequence 2n² +n -2

Mathematics

1 answer:

xxTIMURxx [149]2 years ago

5 0

Answer:

1, 7, 17, 31

Step-by-step explanation:

2(1)² + 1 - 2 = 3-2 = 1

2(2)² + 1 - 2 = 9-2 = 7

2(3)² + 1 - 2 = 19-2 = 17

2(4)² + 1 - 2 = 33-2 = 31

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Oksanka [162]

Answer:

B. $2^{-14}*5^{10}$ .

Step-by-step explanation:

Use the power of a power property.

$(2^{-7}*5^{5} )^{2}$

Multiply all the exponents in the parenthesis by 2.

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Step-by-step explanation:

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Step-by-step explanation:

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Step-by-step explanation:

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3 years ago

List the first 4 terms of the sequence 2n² +n -2​

List the first 4 terms of the sequence 2n² +n -2