find 20 term from the last term of the AP 3,8,13,............,253
Answers
Answered by
47
A.P=3,8,18....253
From last
a=253,d=8-3=5
New A.P 253,248.......3
20th term=a+19*d
253+19*(-5) as we are taking reverse so it is -5
253-95
158
Therefore the 20th term from last is 158
if it helps mark me as brainliest
From last
a=253,d=8-3=5
New A.P 253,248.......3
20th term=a+19*d
253+19*(-5) as we are taking reverse so it is -5
253-95
158
Therefore the 20th term from last is 158
if it helps mark me as brainliest
Answered by
15
Answer:
Step-by-step explanation:
A.P=3,8,18....253
From last
a=253,d=8-3=5
New A.P 253,248.......3
20th term=a+19*d
253+19*(-5)
158
So our 20th term is 258
Please mark as brainliest answer
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