Question

A convex mirror used in a bus has radius
Of curvatour 3.5if the driver of the bus locates a car at 10m behind the bus find the size of car

Answer 1

f=r/2=3.5/2=7/2

u=-10m

by mirror formula

1/f=1/v+1/u

1/7/4=1/v+1/-10

now you can solve