Question

Find the 19th term of the sequence.
a₂₀= −7​, d= -8

Answer 1

Step-by-step explanation:

40 70

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Answer 2

Answer:

given, a₂₀= −7, d= -8

we know, a20 = a + 19d

=> -7 = a + 19×-8

=> a = 145

now, a19 = a + 18d

a19 = 145 + 18×-8 = 145 - 144 = 1