Question

5. Find x, if A ABC is right-angled at A, where
A = (4,2,3), B = (3,1,8), C = (x,-1,2).
Solution : Refer to the solution of Q. 4.
Ans. X=2.​

Answer 1

Answer:

igudtigudtsigifigivhxtzickvifyzx

Answer 2

In the ΔABC

BC^2=AC^2+AB^2

(3−x)^2+4+36 = 1+1+25+(4−x)^2+9

9+6x+x^2+40 = 37+16−8x+x^2

2x = -49 +36 +16

2x= -49 +53

2x= 4

x = 2