Who writes the most beautiful handwriting in the next twelve constellations?

Leo's enthusiasm, sunshine and generosity are their greatest characteristics. They are face-saving and a little arrogant, and often care about what others think of them. Leo people are more domineering, often they pay attention to face, if the handwriting is not good, it is not good to be laughed at. Therefore, although Leo people can't stand their temper, they will definitely practice calligraphy to save face.

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/? : 3 9 9 6, 1 9,4)

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