Question

4) 3
22
9.
a vertex in the first quadrant is A then UA 15
1) 1
2 2.
3) 212
A rod AB of length 3 units moves vertically with its bottom end B always an the circle x2 + y2 = 25
then the equation of the locus of A is
1) x2 + (y+3)2 = 25
2) (x-3)2 + y2 = 25, 3) (x+3)2 + y2 = 25 4) x2 + (y—3)2 = 25
ordinates of A, B are roots of​

Answer 1

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