Let A(-1,1) and B(2,3) be two points and P be a variable point above the line A B such that the area of \triangle {\PAB} is 10 . If the locus of {\P} is {\ax}+ {\by}=15, then 5 a+2 b is : [5 Apr 2024 Shift 2]

Straight Lines and Pair of Straight Lines Part 2

Section: Mathematics

Question : 33 of 72

Marks: +1, -0

Let A(−1,1) and B(2,3) be two points and P be a variable point above the line AB such that the area of △PAB is 10 . If the locus of P is ax+by=15, then 5a+2b is :

[5 Apr 2024 Shift 2]

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h	k	1
−1	1	1
2	3	1