Asked by emmanuel olamide

The 43rd of an AP is 26 find the first term of progression given that the common difference is 1/2
Answered by Steve
well, you have

a+42(1/2) = 26
a+21 = 26
a = 5
Answered by sagir
the sun infinity of a geometric progression(g.p) if first term of series is12
Answered by OKON RITA ASUQUO
How did you get 21
Answered by RIKIN
ARITHMETIC
Answered by suleman
the 43 ap of 26 find the first term with common different of halp
Answered by Precious
A +42(1/2)=26
A +21=26
A=26-21
A=5
Answered by Vincent
A=5
Answered by Matthew Vincent
Tn=a+(n-1)d=26
T43=a+(43-1)1/2=26
a+(42)×1/2=26
a+21=26
a=26-21
=5
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