Consider the two sets : A=\{m ∈ R: both the roots of x^{2}-(m+1) x+m+4=0 are real \} and B=[-3,5) Which of the following is not true?[Sep. 03, 2020 (I)]

Question

Consider the two sets :    A=\{m ∈ R: both the roots of x^{2}-(m+1) x+m+4=0 are real \} and B=[-3,5) Which of the following is not true?[Sep. 03, 2020 (I)]

Examsnet · Accepted Answer

Correct Answer is :  A−B=(−∞,−3)∪(5,∞)

JEE Main Math Class 11 Linear Inequalities Questions