Question

8. y-axis divides the join of P( 4.2) and Q(8.3) in the ratio
(a) 3 : 1
(b) 1 : 3
(c) 2:1 (d) 1:2​

Answer 1

Step-by-step explanation:

(d) 1:2

Let AB be divided by the y-axis in the ratio k :1 at the point P.

Then, by section formula, the coordinates of Pare

Hence, the required ratio is 1/2 : 1, which is same as 1:2.

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