Answer:
Cos x
Step-by-step explanation:
Answer:
Steps given below and graph is attached.
Step-by-step explanation:
First Step:
Find out
by substituting 

Second Step:
Find out
by substituting 

Third Step:
Draw a line passing through
.
Graph is attached.
It's 4. The factors of 12 are: 1,2,3,4,6,12. The factors of 20 are: 1,2,4,5,10,20.
Answer:
f(-1) = 0 and f(4) = 0
Step-by-step explanation:
look at graph to see what point(s) is/are intersecting the y-axis, then use the y-value of the ordered pair
One of them is 13 and the other is 28