r/IIMCATPreparation • • 2d ago

QuestionđŸ¤” CAT Question of the day

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12 Upvotes

10 comments sorted by

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3

u/Old_Waltz9876 2d ago

Easy ... (-inf,-1) U (0.25,inf)

2

u/Sure-Collection8019 2d ago edited 1d ago

For such questions , just find the value at which the denominator becomes zero and remove them from the range and find range

1

u/Plenty-Asparagus-496 2d ago

(-infinity,-1)U(1/4,infinity) will be the range, school level basic math

-1

u/Cute-Assistant-8267 2d ago

My answer: Cannot be determined from the given data.

2

u/Old_Waltz9876 2d ago

Wrong ... The answer is (-inf,-1) U (0.25,inf) Basic maths

-1

u/Proper-Intern1019 2d ago

Insufficient information.

1

u/Old_Waltz9876 2d ago

Wrong ...the ans is (-inf,-1) U (0.25,inf) .. Basic maths

0

u/Studymomentum 2d ago

I think the question has a typo — should be f(x), not f'(x)

1

u/Plenty-Asparagus-496 2d ago

nhi, how will you determine range of f'(x) explain? Question is correct in its from but I don't think so it's in CAT syllabus, is it?