-1 because x is on the left and y is always on the right
The answer is C . -7r^2 + 12r -8
Ninety thousand five hundred twenty three
Answer:
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Solution,
Let the points be A and B
A(-4 , 1)------>( X1, y1)
B(2,4)---------->( x2, y2)
Now,
Gradient:





Hope this helps...
Good luck on your assignment...