There is water in the east of the house, and purple gas comes from the east. The gate is very low, the house of wealth. The house is small and the door is big, which is a waste of money.
Want to improve as soon as possible, or want to know your fortune.
It will be adjusted and improved according to the status quo of the friends.
Promote career fortune and health fortune.
If you have any views on the fortune of traditional numerology or the eight-character "marriage numerology prediction"! Master Ta (oral color \ micro/? : 6 1 4 8,8 6,7)
X 1, x2∈(-∞0] and x 1 < x2, then
f(x 1)-f(x2)=(2x 1+2-x 1)-(2 x2+2 x2)=(2x 1 2x 1- 1 2 x2)=(2x 1-2 x2)(2x 1-2 x2)(2x 12 x2- 1)？ 2x 12x2？
∵x 1