Question

1,a,b,c,2 are consecutive terms of an gp find the value of abc

Answer 1

Answer:

Step-by-step explanation:

If 1,abc,2 forms gp let the gp be

A/R^2,A/R,A,AR,AR^2

with first term A/R^2 and common ratio R

A/R^2 ×AR^2=1×2=2=A^2

A=√2

A/R ×A×AR=abc=A^3=(√2)^3=2^(3/2)