out ques

in kefe •  6 years ago 

A.1 only B. 2only C. 1and3 only D. 2and3 only E. 1,2 and 3

  1. The line containing the points (k,3) and (-2,1) is parallel to the line through (5,k) and
    (1,0), then k=………
    A. 4 B. 2 C. 3 D. 5 E.51/2
    15.The slope of the line joining the point (2,2p) and (4,1) is -3/2. Then p=……….
    A.2 B.-2 C.1/2 D.-1/2 E.2/3
  2. If the points (1,1),(3,2) and (9,k) are on the same straight line , then k=……..
    A.4 B.5 C.6 D.7 E.21
    17.The distance between the points (3,8) and (-5,-7) is
    ={x\x≥4,xϵR} and B={x\x<8 ,x∈R} then A∩B is
    A. {x\8≥x≥4} B. {x\8≥x>4} C. {x\8≤x≤4}
    D. {x\8≤x<4} E.Non of these
    7.If P=[2,7) and Q=(3,7], then P∩Q =………..
    A.(3,7] B.(2,7] C.(3,7) D.[2,7] E.(4,7)
    8.Let S=R if A={x\x<a},B={x\x>a} then (A∪B)´ is
    A.∅ B.{a} C. {0} D.R{a} E.R
  3. If P={x\x3+x2-6x=0 and x≥0} then P=…………
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