Question

If the point C(-1,2) divides the line segment joining A(2,5) and B in the ratio of 3:4.Find the co ordinates of B.
Need now immediately pls answer and get 10 pts​

Answer 1

Step-by-step explanation:

ANSWER

C divides A & B in the ratio 3:4 internally

By section formula

3+4

3x+4(2)

=−1,

3+4

3y+4(5)

=2

⇒3x+8=−7, 3y+20=14

x=

3

−15

, 3y=−6

⇒x=−5, y=−2

x

2

+y

2

=(−5)

2

+(−2)

2

=25+4

∴x

2

+y

2

=29.