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Slope of a line

PostPosted: Tue Apr 23, 2013 4:04 am
by Jane
IB Mathematics SL, Coordinate geometry, Gradient of a line


How can we find the slope of the line passes through these points and ?

Thanks

Re: Slope of a line

PostPosted: Tue Apr 23, 2013 4:07 am
by nicole
IB Math SL, Coordinate geometry, Gradient of a line

The gradient of the line passes through two points and is given by the following formula:





Applying the above formula in our case we have


Re: Slope of a line

PostPosted: Tue Apr 23, 2013 4:10 am
by Jane
Thanks Nicole!