Answer:
z is an unknown number it sometimes stands for 149
Step-by-step explanation:
Answer:
X to the second power + 5x + 6
Step-by-step explanation:
distribute (X + 2) and (X + 3)
you should get X to the second power + 3x + 2x + 6
then you add like terms (3x + 2x)
then you should get X to the second power + 5x + 6
It shows three periods of a sin graph
Answer:

Step-by-step explanation:
1) cos(I)=IH/IG;

