Matix

Tangents are drawn from the point P(1,8) to the circle $x^2+y^2-6x-4y-11=0$ touch the circle at points A and B.So what will be the equation of the circumcircle of $\Delta$ PAB?I am not asking you to to solve the question and tell me the answer.Just tell me how to do it please.

When 14.9 g of solid KCl is dissolved in large excess of water , the amount of heat liberated is 3.72 kJ. How do we calculate the heat of solution of KCl? You don't need to solve the entire sum just tell me what am I supposed to do with the mass?Will the reaction be KCl + H2O=K+ + Cl- ?

i) The bank manager was easily taken__her glib talk and smart manner. iv) Criminal charges had been brought___him but the matter was closed on his death. v) Her efficiency was that she could bring __ even her dissenters to her point of view. vii) Comments like that of course don't go__very well w...

i) I need to find some kind of chemical that will keep___the weeds in the garden. ii) You need not worry that you'll be left on your own because I'll always stand__you. iii) The bank manager was easily taken__her glib talk and smart manner. iv) Criminal charges had been brought___him but the matt...