Question 1068659
Find the midpoints for each case:
Incorrect:(3,5) and (-6,2)
{{{x[m1]=(3-6)/2=-3/2}}}
{{{y[m1]=(5+2)/2=7/2}}}
Correct:(3,5) and (-10,4)
{{{x[m2]=(3-10)/2=-7/2}}}
{{{y[m2]=(5+4)/2=9/2}}}
So the difference in x coordinates is,
{{{dx=-3/2-(-7/2)=-3/2+7/2=4/2=2}}}