Question

(n-1)th term of an A.P.7,12,17,24,,,,,,,,,,is​

Answer 1

Answer:

-3+5n

Step-by-step explanation:

7,12,24

first term a=7

common difference d=12-7=5

t(n)=a+(n-1)d

put n=n-1

t(n-1)=7+(n-1-1)5

= 7+(n-2)5

=7+5n-10

= -3+5n

Answer 2

Answer:

please ghc-_₹73 tigc _+_547 guess DX u

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