Answer:
To inches?
Step-by-step explanation:
75 cm = is about like 30 inches
K is the slope of the line formed by connecting the points.
Use slope formula:

where the 2 points are the end points of the line (First and last going Left to right)

Substitute into slope formula

You can check if this is correct by going back to graph and going "up 7" and "over 2" to get from one point to the next.
Answer:
a or b
Step-by-step explanation:
it should be p≥18
greater then or equal to 18. because if you have 18, you can get the group rate and I'd you have more than 18 you can also get the group rate.
C doesn’t belong because it has rounded edges. all the other options have vertices
It is x^4 - y^2
so, expanding it, (x^2-y)(x^2+y)
hope it served