Answer:

Step-by-step explanation:




Replace h(x) first

Now we plug in 3x in f(x)

Now we plug in 15x-4 in g(x)

Answer:
D
Step-by-step explanation:
Zeroes mean the amount of times the graph has touched the x-axis
Answer: a i think
Step-by-step explanation: all tringles are supposed to add up to 180
Answer:
0.9
m
−
12
Note:
Since there is no y value m can not be determine. Therefore finding the sum here can not be determined so instead you can try simplifying