Question

If the nth term of a sequence is 5n + 2. then find its

(a) first term.

(b) common difference
with explanation​

Answer 1

Xn=dn+(f-d)

=5n+(f-5)

a: f-5=2

f=2+5=7

b:. d= 5

dn =5n

therefore d=5

therefore,the sequence be

7,12,17,22,27,32 ....