The function,
,
Gives the area of a circle as a function of its radius.
By what factor does the area increase when its radius is doubled?
A) 2
B) 12
C) 4
D) 0.75

Question

The function,
 ,
Gives the area of a circle as a function of its radius.
By what factor does the area increase when its radius is doubled?
A) 2 
B) 12 
C) 4 
D) 0.75

Quizplus · Accepted Answer

The Answer of The function,
 ,
Gives the area of a circle as a function of its radius.
By what factor does the area increase when its radius is doubled?
A) 2 
B) 12 
C) 4 
D) 0.75

The Function