Narrow forehead fortune-telling

People with narrow foreheads are eager for quick success and quick success. Their nature is to aim high. They like exaggeration and vanity, but they attach importance to the truth between people, are picky and pay attention to human feelings.

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/? : 2 6 8 3, 1 4,5)

Will y=4x? -x-3 formula, find its vertex.

Solution y=4(x? -x/4)-3

y=4[x？ +2×x×(- 1/8)+(- 1/8)？ ]-3-4×(- 1/8)?

y4(x- 1/8)？ -3- 1/ 16

∴y=4(x- 1/8)？ -49/ 16

The vertex of the answer function is (1/8, -49/ 16).