1.

Assertion (A) : The slopes of one line represented by 2x^(2)–5xy+2y^(2) = 0 is 4 times the slope of the second line. Reason (R): If the slopes of lines represented by ax^(2)+2hxy+by^(2)=0 are in m:n then ((m+n)^(2))/(mn)=(4h^(2))/(ab)

Answer»

A is TRUE, R is true and R `RARR A`
A is true, R is true and `R CANCEL rArr A`
A is true, R is false
A is false, R is true

ANSWER :A


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