Please enter the following details
Free Daily Targets & Mocks
Study Material & Formulas PDFs
1 on 1 Mentorship
Question 150
If the equation $$x^3 - ax^2 + bx - a = 0$$ has three real roots, then it must be the case that,
Solution
It can be clearly seen that if b=1 then $$x^2(x - a) + (x - a) = 0$$ an the equation gives only 1 real value of x
Create a FREE account and get:
- All Quant CAT complete Formulas and shortcuts PDF
- 38+ CAT previous year papers with video solutions PDF
- 5000+ Topic-wise Previous year CAT Solved Questions for Free
CAT Quant Questions | CAT Quantitative Ability
CAT Percentages QuestionsCAT Averages, Ratio and Proportion QuestionsCAT Data Sufficiency QuestionsCAT Logarithms QuestionsCAT Linear Equations Questions
CAT DILR Questions | LRDI Questions For CAT
CAT DI with connected data sets QuestionsCAT Charts QuestionsCAT Selection With Condition QuestionsCAT Data Interpretation Basics QuestionsCAT Table with Missing values Questions
