1.

A system of lines is given as y=m_1x+c_1,"where " m_1can take any value out of 0,1,-1 and when m_1 is positive , then c1 can be 1 or -1 when m_1 equal 0, c_1 can be 0 or 1 and when m_1 equals to -1 c_1 can take 0 or 2. Then the area enclosed by all these staight lines is

Answer»

`3/sqrt2(sqrt2-1)` squnit
`3/sqrt2` SQ UNIT
`3/2` sq unit
`3/sqrt2(sqrt2+1)` squnit

Answer :C


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