Class 11

08. Straight Lines question bank (Maths)

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Q1.

The coordinates of the orthocentre of the triangle bounded by the lines:
4x – 7y + 10 = 0,
x + y = 5,
and 7x + 4y = 15
is:

(A)
(2, 1)
(B)
(−1, 2)
(C)
(1, 2)
(D)
(1, −2)
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Q2.

Given the points A(0,4) and B(0,–4), the equation of the locus of the point P such that |AP – BP| = 6 is -  

(A)
9x² − 7y² + 63 = 0
(B)
9x² − 7y² − 63 = 0
(C)
7x² − 9y² + 63 = 0
(D)
7x² − 9y² − 63 = 0
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