The graph of absolute value quadratic function

If ^ = b2-4ac is greater than or equal to or less than 0, it is the original function image. If ^ = b2-4ac is greater than or equal to 0, it can be folded

RELATED INFORMATIONS

1. Does the same shape of quadratic function mean the same value of a or the same absolute value of a
2. The absolute value of a of two quadratic functions is equal. Are the image shapes of the two quadratic functions the same
3. If the image of quadratic function y = (M + 5) x2 + 2 (M + 1) x + m is all above the x-axis, then the value range of M is___ ．
4. If the image of quadratic function y = - x ^ 2 + 4x + m-2 is all below the x-axis, then the value range of M is____
5. When m is a sum, the function y = (m-2) x & # 178; + 3x-2 is a quadratic function
6. It is known that the function y = (M + 2) x ^ m & # 178; + M-4 is a quadratic function of X. when x > 0, y increases with the increase of X. The analytic formula and its maximum value of the function are obtained
7. Given the intersection point (- 2,1) of the image of positive and negative scale functions, the analytic expression of these two functions and the coordinate of their other intersection point are obtained Help to analyze, no!
8. The graph of a quadratic function passes through (4,0) (2,0) (3,4) Because I don't know how to find the analytic expression of this function with the intersection formula, please write the process... The answer can't be calculated if it's troublesome. Thank you
9. It is known that the image of y = ax and y = (4-A) / X has two intersections, and the abscissa of one intersection is 1, then the analytic expression of inverse scale function is obtained__
10. Given the analytic expression of an inverse scale function and the analytic expression of a one-to-one function, ask 2 the coordinates of the intersection of function images List the coordinates of the intersection of functions like y = 6 / X and y = 3x + 4
11. How to draw the image of y = | x + 1 | + | 2-x | The three intervals of y = | x + 1 | + | 2-x | are 3, 2x-1 and - 2x + 1 respectively. How to draw this kind of image? Another way of saying is that the solution of an interval is - 3, and the absolute value should not be negative, right?
12. How to draw the image of y = 1 / x ^ 2?
13. |How to draw an image with y | = 1 / x? How to draw this picture? Don't just give the picture some thinking process
14. How to draw the image of y = x / X-1
15. In RT △ ABC, ∠ C = 90 °, AC = 8, BC = 6, P is the moving point on the inscribed circle m of △ ABC, and the minimum value of the sum of the areas of the three circles with PA, Pb and PC as diameters is obtained
16. Given the function f (x) = ln (1 + x) - X1 + X. (1) find the minimum of F (x); (2) if a, b > 0, prove: LNA LNB ≥ 1-ba
17. It is known that the three sides of a triangle form an arithmetic sequence, the perimeter is 36 cm and the area is 54 cm 2
18. The vector a = (COSA, Sina), B = (- 1,2,3,2) proves that the vector a + B is perpendicular to a-b. when 2A + B = a-2b, the angle α is obtained
19. It is known that, as shown in the figure, the vertices of the equilateral triangle def are on the edges of the equilateral triangle ABC. Proof: ad = be = CF
20. Can multiplication of vector modules be equal to negative values For example: can a module multiply B module equal to minus one? I do a math problem, is two modules multiplied by negative one ~