An elderly sailor is shipwrecked on a desert island, but manages to save his eyeglasses. The lens for one eye has a power of +1.18 diopters, and the other lens has a power of +8.80 diopters.
(a) What is the magnifying power of the telescope he can construct with these lenses?
m=______
(b) How far apart are the lenses when the telescope is adjusted for minimum eyestrain?
L=______ m