two circles, x²+y²-2x-3y=0, x²+y²+x-y-6=0 intersect at points P and Q. Find the length of PQ and eq of the line PQ. Tell me wat i shld do?
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Originally Posted by helloying two circles, x²+y²-2x-3y=0, x²+y²+x-y-6=0 intersect at points P and Q. Find the length of PQ and eq of the line PQ. Tell me wat i shld do? [1]: [2]: Calculate [2] - [1]: Substitute the term for y into equation [1]: That means the coordinates of P and Q are: Now use 2-point-formula of a straight line to get the equation of PQ. Use distance formula to calculate the length of EDIT: See attachment
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