Question

Let [x] denote the greatest integer less than or equal to x. Then, the values of x ∈ R satisfying the equation [e^x]² + [e^x + 1] – 3 = 0 lie in the interval :

(1) [0, 1/e)

(2) [log_e2, log_e3)

(3) [1, e)

(4) [0, log_e2)

Answer 1

Answer is: (4) [0, log_e2)