Prove that 2n + 6 into 9 n and is always divisible by 7 for an positive integer n
Answers
Answered by
1
Answer:
not possible
Step-by-step explanation:
2n + 6 into 9 n
=(2n+6)9n
=18n²+54n
which does not shows it is divisible to n
we can show it by substituting n=8
(2n+6)9n
=(2×8+6)(9×8)
= 1584 which is not divisible bt 7
Similar questions