Question

Which term of AP : 9, 14, 19, …….. is 714 ? .​

Answer 1

Answer:

Hope you like the answer.

Step-by-step explanation:

d= 14-9=5

a=9

AP= 714

n=????

as we know the formula,

AP= a+(n-1)d

714= 9+(n-1)5

714=9+5n-5

714=4+5n

714-4=5n

740=5n

n=148 Answer

Answer 2

Answer:

142 term of AP is 714.

Explanation:-

In the given AP ,

a=9

d= a2-a1

14-9 = 5

d= 5

let the N th term be 714 then,

an=a+(n-1)d

714= 9 (n-1)5

714-9=(n-1)5

(n-1)5=705

n-1=705/5

n-1=141

n=142

thererore,

the 714 is 142 term of the given AP.

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