Question

3. Let A (6, -1), B (1, 3) and C (x, 8) be three points
such that AB BC, then the number of distinct
values of x is

Answer 1

Answer:

-3,5(Please Mark Me in The BrainList )

Step-by-step explanation:

We have, A(6−1),B(1,3),C(x,8)

Also, AB=BC

⇒AB2=BC2

⇒(1−6)2+(3+1)2=(x−1)2+(8−3)2

⇒25+16=(x−1)2+25

⇒(x−1)2=16

⇒x−1=±4

⇒x=1±4

⇒x=5,−3