How to draw parabola with Geometer's Sketchpad

If you know the expression, you can input the expression directly
If it is a point drawing, tabulation, line drawing method, it needs some skills

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1. How to draw known parabola with Geometer's Sketchpad? I used the Geometer's Sketchpad to draw a special parabola, but the straight line comes out. Why? How to draw parabola with Geometer's Sketchpad? There is no wrong operation. It is drawn in this way, but it comes out as a linear function: (root 3 / 12) × root (300-x). I'm sorry to say that
2. How to draw parabola in Geometer's Sketchpad
3. In Geometer's Sketchpad 5.03, how to draw the axis of symmetry of a parabola so that it can move left and right together with the parabola
4. Use 2,3,3,5 to calculate 24 points 2 kinds
5. Find the area enclosed by parabola y = x, Square-1 and straight line x = 2, y = 0
6. If the ratio of the length of the three edges of a cuboid passing through a vertex is 1:2:3, and the length of the diagonal is 2 root sign 14, then the cuboid volume is?
7. Find the tangent equation of parabola y = 1 / 4x ^ 2 at P (2,1) and (- 2,1)
8. If the sum of the solutions of the equations {3x + 2Y = 4k-36x + 7Y = 8-5k} is - 1, find the value of K and solve the equations
9. How many meters is a micron?
10. The Quasilinear equation of parabola x2 = y is______ ．
11. How to draw the image of ln-x? Why the reverse? Why is the image of LNX and ln-x reversed?
12. In Cartesian coordinate system, O is the origin of coordinate and the coordinate of point a is (2,2). If point P is on X axis and △ apo is isosceles triangle, then the point P & nbsp; satisfying the condition has () A. 4B. 3C. 2D. 1
13. As shown in the figure, the line L1 and L2 intersect at point P, the function expression of L1 is y = 2x + 3, the abscissa of point P is - 1, and the Y axis of L2 intersects at point a (0, - 1)
14. Given that the line L2 and the line l1:2x + y + 1 = 0 are axisymmetric with respect to the x-axis, the functional relation of L2 is obtained
15. In the plane rectangular coordinate system, the image of the function y = (2a-1) x + A + 3 passes through the origin, and the value of a is obtained
16. In Cartesian coordinate system, the line L1 passes through (2, 3) and (- 1, - 3), the line L2 passes through the origin o, and intersects with the line L1 at the point P (- 2, a). (1) find the value of a; (2) (- 2, a) what kind of solution of binary linear equations can be seen? (3) Let the line L1 and the y-axis intersect at point A. can you find the area of △ apo?
17. As shown in the figure, in the plane rectangular coordinate system, a is a certain point on the negative half axis of the X axis, and a moving point B starts from the origin and moves along the Y axis at a speed of one unit per second Axis positive half axis forward ABC is isosceles Two seconds later, C (2, - 2) calculates the coordinates of point a
18. In the plane rectangular coordinate system, given that point a (2a-b, - 8) and point B (- 2, a + 3b) are symmetrical about the origin, then the value of a · B is______ ．
19. On the plane rectangular coordinate system: about the abscissa and ordinate of two symmetrical points of the origin
20. As shown in the figure, BC is the diameter of circle O, the chord AE is perpendicular to BC, the perpendicular foot is point D, arc AB = 1 / 2, arc BF, AE and BF intersect at point G, and prove that Ba is BG and B As shown in the figure, BC is the diameter of circle O, the chord AE is perpendicular to BC, the perpendicular foot is point D, arc AB = 1 / 2, arc BF, AE and BF intersect at point G, and it is proved that Ba is the middle term of the proportion of BG and BF (not shown in the figure for the time being),