sanchezboiiii21 sanchezboiiii21
  • 25-06-2022
  • Mathematics
contestada

What is the 17th term in the arithmetic sequence an=77+(n-1)(-5)

Respuesta :

jimrgrant1 jimrgrant1
  • 25-06-2022

Answer:

a₁₇ = - 3

Step-by-step explanation:

substitute n = 17 into the nth term rule

a₁₇ = 77 + 16 × - 5 = 77 - 80 = - 3

Answer Link
Sidharth999
Sidharth999 Sidharth999
  • 25-06-2022
Answer: -3

Step-by-Step Explanation:

=> an = 77 + (n - 1)(-5)

Therefore,
=> a = 77
=> d = -5
=> n = 17

Substitute Values in the Formula :-

an = a + (n - 1)(d)
an = 77 + (n - 1)(-5)
a17 = 77 + (17 - 1)(-5)
a17 = 77 + 16(-5)
a17 = 77 - 80
=> a17 = -3

Hence, the 17th Term of the A.P is -3
Answer Link

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