Question

3.
Let a, b, c be positive integers such that b/a is an integer. If a, b, c are in geometric progression
and the arithmetic mean of a, b, c is b + 2, then the value of
a² + a-14/a+1 is?
​

Answer 1

Answer:

sorry I don't know.......

Answer 2

$\huge{\underline{\red{\mathcal{AnsWer}}}}$

Refer attachment..

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