Saved Bookmarks
| 1. |
find the value of x for which the distance between the point P (2,-3) and Q (x,5) is 10 units |
| Answer» Given - P(2,-3) ; Q(x,5)Distance between P and Q is 10 unitswe know that, (2-x)(whole square)×(-3-5)(whole square) =(10)whole square)=4-4x+xsquare (-8×-8)=100=xsq.- 4x+4+64-100=0=xsq.-4x-32=0=xsq.-8x+4x-32x(x-8)+4(x-8)x=-4;x=8 | |