In an ap,the common difference d and seventh term (a) is 4,then find the first term
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hey
here is ur answer
D=4 and A7=4. (given)
A7=a+(n-1)D
4=a+(7-1)4
4=a+6×4
4=a+24
a=4-24
so a=-20
I hope it help
marks as brainlist ✌
here is ur answer
D=4 and A7=4. (given)
A7=a+(n-1)D
4=a+(7-1)4
4=a+6×4
4=a+24
a=4-24
so a=-20
I hope it help
marks as brainlist ✌
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