Math, asked by Walden2359, 1 year ago

If a=3,t15 =73 then find the valueof d

Answers

Answered by Anomi
0
As Tⁿ=a+(n-1)d
so T15=a+14d
and a=3 &T15=73
so 3 +14d =73
hence d=5
hope it helped !
Answered by Nandinis
0
t15=a+14d
73=3+14d
73-3=14d
70=14d
d=70÷14
d=5
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