What does the low power objective do on a microscope

Low power objectives cover a wide field of view and they are useful for examining large specimens or surveying many smaller specimens. This objective is useful for aligning the microscope. The power for the low objective is 10X. Place one of the prepared slides onto the stage of your microscope.

answer: a) y=-8x+5

a) m= -8

b) m= -2

c) m= 7

d) m= 6