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3 years ago

Find the 75th term of the following arithmetic sequence 17,20,23,26

Mathematics

1 answer:

S_A_V [24]3 years ago

7 0

Answer: 239

Step-by-step explanation:

$a_{n} = a_{1} + d(n - 1)$ where:

a₁ is the value of the first term
d is the difference
n is the term

17, 20, 23, 26

a = 17
d = 3
n = 75

a₇₅ = 17 + 3(75 - 1)

= 17 + 3(74)

= 17 + 222

= 239

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