Question

3. Assertion: The value of y = 6, for which the distance between the points P(2, -3) and Q(10, y) is 10. Reason: Distance between two given points A(1,7ı ) and B(n ,y2) is given AB = V(12 - 11)? + (92 - x1)?​

Answer 1

Step-by-step explanation:

Distance between two point (x

1

,y

1

) and (x

2

,y

2

) is given by,

=

(x

2

−x

1

)

2

+(y

2

−y

1

)

2

10

2

=(10−2)

2

+(y+3)

2

(y+3)

2

=10

2

−8

2

(y+3)

2

=6

2

y+3=±6

∴y=3ory=−9

Answer 2

Step-by-step explanation:

d assertion is false but reason is true