625
10
2
16
14 xy
12 xy
2 xy
7 xy
23
24
50
150
3
1
2
0
If loge (2x + 3) + loge (x – 2) = 1, then
2x2 – x – 7 = 0
2x2 – x – 6 – e = 0
2x2 – x – 5 = 0
2x2 – x – 6 + e = 0
none of these
1 or –1
If loge (2x + 3) + loge (x – 2) = 1, then
2x2 – x – 7 = 0
2x2 – x – 6 – e = 0
2x2 – x – 5 = 0
2x2 – x – 6 + e = 0
{3}
{0}
{3, –13}
none of these