Hainan 20 10 senior high school entrance examination if math 24 is wrong but the method is right, is there still a score?

1. b (3,0). c (0,3) is available; Y=-X2+2X+3。

2. Existence, X=3/2, and the maximum value is 9/4.

3. The face value of p (root number 13 plus 1 divided by 2, root number 13 plus 1 divided by 2) triangle is; 3/2 times (root number 13-2)

That's basically it. This year's test questions are relatively simple, and scoring a few points in the last question will not be very effective unless you are in front of you. If the analytical formula is wrong from the beginning, then the teacher will not look back. After all, there are too many test papers. .

Three minutes before class.

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