If sum of the equations for three straight lines is identically zero, then they are either concurrent or parallel

a)

Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1

b)

Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1

c)

Statement 1 is True, Statement 2 is False

d)

Statement 1 is False, Statement 2 is True

1 Answer

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Answer Key / Explanation : (d) -

(d)

Statement 1 is false since but the lines and are parallel. Statement 2 is a standard result whose more general form as follows. Let be three lines. Now, if we can find (not all zero) such that , then the three line are either concurrent or parallel