find the 20th term of an AP 7,4,1,-2, -5___
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Answer:
Step-by-step explanation:
To find the 20th term we use the formula : a20 = a + 19d
a = 7 ; d = 4 - 7 = -3
a20 = 7 + 19(-3)
= 7 - 57
= -50
Therefore, the 20th term is -50.
Hope this helps you!!
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