Question

first four terms of the sequence añ=2n+3are​

Answer 1

Answer:

5,7,9,11

Step-by-step explanation:

let 'n'be 1

then A/Q,

an=2n+3

a1= 2x1+3

=5......(i)

now put n be 2

then

a2= 2x2+3

=7........(ii)

similairy after putting n=3 and 4 we get their value'be 9 and 7 respectively...

so the sequence is.. 5,7,9,11 which is in A.p

( hope it will'be usefull)...