Q.
The set of all possible real values of a such that the inequality (x - (a - 1)) (x - (a2 + 2)) < 0 holds for all x∈(−1,3) is
see full answer
High-Paying Jobs That Even AI Can’t Replace — Through JEE/NEET
🎯 Hear from the experts why preparing for JEE/NEET today sets you up for future-proof, high-income careers tomorrow.
An Intiative by Sri Chaitanya
a
(0, 1)
b
(∞,−1]
c
(−∞,−1)
d
(1,∞)
answer is B.
(Unlock A.I Detailed Solution for FREE)
Detailed Solution
We have,a−1≤−1and a2+2≥3a≤0 and a2≥1Hence, a≤−1.
Watch 3-min video & get full concept clarity