Answer:
7.5
Step-by-step explanation:
gradient=(y1-y2)/(X1-x2)
I think the answer is b i've never learned this sorry :(
X could either be 4 or 5, depending on which x the question asks. If you have to chose one answer go with 5 because it's associated with the y.
0.00100037227 will be your correct answer.