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2 years ago

9

The first five terms of a quadratic sequence is 1,8,21,40,65 .

2 answers:

Paladinen [302]2 years ago

6 0

Answer: Nth term = 5

Explanation:

An = a + ( n - 1 ) d

a = first term and

d = the difference

An = 1 + ( n - 1 ) 6

= 1n - 1 + 6

CLT

N = -1+6

N = +5 /5

Mark brainliest

maks197457 [2]2 years ago

4 0

Answer:

Formula To Find: $a_{n} = 3n^2 - 2n$

Step-by-step explanation:

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