Answer:

Step-by-step explanation:
Answer:
C
Step-by-step explanation:
There isnt infinite because there is an answer of 19, and only so many whole numbers can add up to 19
There isnt 1 because 11+8 and 5+14 both equal 19
Answer:
k = 6 : 5 : 4
Step-by-step explanation:
BC : AB : AC = 18 : 15 : 12 = 6 : 5 : 4
EF : DE : DF = 12 : 10 : 8 = 6 : 5 : 4
Answer:
As per graphs, f(x) is a quadratic function and g(x) is an exponential function.
At x = 1 both the functions have same value of 6.
At x > 1 the exponential function has a greater rate of growth.
The answer is g(x).