anyone know thus multiple question. yes you , i know you've saw this , your reading now ... please help (if you can of course )

if union, U means plus,+

if intersect means minus, -

529 and 531

step-by-step explanation:

for this case we have by definition, if two lines are perpendicular, then the product of their slopes is -1.

then, given the following line:

so,

we are looking for m_ {2}:

then, the line is given by:

we find "b" replacing the given point:

finally, the equation is:

option c