The magnifying powers of astronomical telescope and terrestrial telescope same, why ?

The magnifying power of an astronomical telescope can be increased, if we-

The magnifying power of a telescope can be increased

The magnifying power of a telescope can be increased

Define Magnifying Power of a simple astronomical telescope.

The magnifying power of an astronomical telescope in the normal adjustment position is 20.If the length of the telescope is 105 cm in this adujustment ,find the focal lengths of the two lenses.

Define the magnifying power of a telescope.