Question

a, b, c are in A.P., then
a/bc, 1/c, 2/b
are in:
(a) A.P.
(b) G.P.
(c) H.P.
(d) AGP.
ANSWER IS 'D', I NEED EXPLAINATION.​

Answer 1

A magnet is a material or object that produces a magnetic field. This magnetic field is invisible but is responsible for the most notable property of a magnet: a force that pulls on other ferromagnetic materials, such as iron, steel, nickel, cobalt, etc. and attracts or repels other magnets

.

A magnet is a material or object that produces a magnetic field. This magnetic field is invisible but is responsible for the most notable property of a magnet: a force that pulls on other ferromagnetic materials, such as iron, steel, nickel, cobalt, etc. and attracts or repels other magnets

.

A magnet is a material or object that produces a magnetic field. This magnetic field is invisible but is responsible for the most notable property of a magnet: a force that pulls on other ferromagnetic materials, such as iron, steel, nickel, cobalt, etc. and attracts or repels other magnets

Answer 2

$\fbox\red{αвѕωєя}$

kíndlч rєfєr tσ thє αttαchmєnt