1.

Given that a,b and c are real numbers such that b^(2) =4ac and a gt 0. The maximal possible set D sub R on which the function f: D rarr R given by f(x) =log (ax^(3)+ (a+b)x^(2)+(b+c)x+c) is defined, is

Answer»

`R-{-(B)/(2a)}`
`R-({-(b)/(2a)}CUP(-oo -1))`
`R-({-(b)/(2a)}cup (X , x ge 1))`
`R-({-b l2a} cup (-oo-1))`

ANSWER :D


Discussion

No Comment Found

Related InterviewSolutions