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Three lines 3x+4y+6=0, sqrt(2) x + sqrt(...

Three lines `3x+4y+6=0, sqrt(2) x + sqrt(3) y + 2sqrt(2)=0 and 4x+7y+8=0` are (A) sides of triangle (B) concurrent (C) parallel (D) none of these

A

sides of a triangle

B

concurrent at (1,1)

C

parallel

D

None of these

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The correct Answer is:
D
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ML KHANNA-RECTANGULAR CARTESIAN CO-ORDINATE SYSTEM AND THE STRAIGHT LINE-SELF ASSESSMENT TEST
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  4. The three lines ax+by+c=0, bx+cy+a=0,cx+ay+b=0 are concurrent only...

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  6. The equation sqrt((x-2)^(2)+y^(2))+sqrt((x+2)^(2)+y^(2))=4 represents

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  8. The locus of the mid point of the portion intersection between the axe...

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  10. The points (1,1),(-1,-1) and (-sqrt(3),sqrt(3)) are the angular points...

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  11. The points (0,(8)/(3)), (1,3) and (82,30) are vertices of

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  16. The equation of a line through (2,-3) parallel to y-axis is

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  17. The equations of the line the reciprocal of whose intercepts on the ax...

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  18. The line L has intercepts a and b on the coordinate axes. When keeping...

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  19. The locus of the orthocentre of the triangle formed by the lines (1+p)...

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  20. Orthocentre of the triangle formed by the lines x+y=1 and xy=0 is

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