4. a circle has its centre at the origin and passes through the points p(-1,13) and q(11, k). if point q is
in the first quadrant:
a) determine the value of k'.
b) determine the equation of the perpendicular bisector of pq. show that it passes through the
centre of the circle.

Which matrix multiplication is possible?

Plz a. s. a. p. the table shows the number of male and female contestants who did not win a prize. what is the probability that a randomly selected contestant won a prize, given that the contestant was female? write the probability as a percent. round to the neares tenth, if needed.

Idon’t understand! use slope intercept form to solve: through: (2,5) slope= undefined