If the distance between the points P(4,x) and Q (b,2) is 2 root 10, find one values of x.

Dear student
Distance between P4,x and Qb,2 is given byiePQ=b-42+2-x2Also, distance between  PQ=210So, 210=b-42+2-x2squaring both sides40=b-42+2-x2

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