The value of M is calculated on the x-axis through the intersection point of the image of the first-order function y = 3x + m and the image of the first-order function y = 4-2x

Because the intersection of y = 4-2x is on the X axis, so it is a point (2,0), then the point has M = - 6 on y = 3x + M

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1. It is known that the image of a first-order function is parallel to the line y = 2x, and it intersects with the line y = - 3x-5 / 2 and has the same point on the y-axis
2. The graph of the function y = KX + B is parallel to the straight line y = 2x and passes through the point (0,3)
3. The graph of the function y = KX + B is parallel to the straight line y = 2x and passes through the point (0,3)
4. Given the positive scale function y = KX, (1) if the function image passes through the second and fourth quadrants, then the value range of K
5. Given that the graph of a function y = kx-3 is parallel to the straight line y = 2x + 1, (1) find the analytic expression of the function, (2) which quadrants does the graph of the function pass through
6. As shown in the figure, it is known that the image of the line y = x + 3 intersects with the X and Y axes at two points a and B. the line L passes through the origin and intersects with the line AB at point C. the area of △ AOB is divided into two parts of 2:1. The analytical formula of the line L is obtained
7. The image of the function y = 3 ^ X and y = - 3 ^ (- x) is symmetric about which of the following figures a.x axis b.y axis C. straight line y = x D. origin center is symmetric
8. As shown in the figure, a and C are any two points symmetrical about the origin on the image of the function y = KX (K ≠ 0), AB and CD are perpendicular to the X axis, and the perpendicular feet are B and D respectively. Then the area s of the quadrilateral ABCD is () A. k2B. 2kC. 4kD. k
9. The image of the function y = 3 ^ X and y = - 3 ^ (- x) is symmetric about a.x axis b.y axis C. line y = x D. origin
10. The length of a rectangle is x, the width is y, the perimeter is 16, and the area is 15. Find the value of X & # 179; y + 2x & # 178; Y & # 178; + XY & # 179
11. We know the quadratic function y = x ^ 2-mx-4. (1) prove that the image of the function must have two different intersections with the X axis; (2) let the coordinates of the intersection of the image of the function and the X axis be (x1,0), (x2,0), and 1 / X1 + 1 / x2 = - 1, find the value of M, and find the vertex coordinates of the function image. (please answer with junior high school mathematics knowledge)
12. It is known that the image of a linear function y = - 0.5x is parallel, and the intersection point (0, - 3) of the function and the Y axis is obtained
13. It is known that the image of a function of degree passes through point a [2,3] and the ordinate of the intersection point with the y-axis is 4 Be detailed as soon as possible
14. Given that the image of a function y = KX + B passes through points m (- 1,1) and (0,2), let the image intersect with the x-axis at point a and with the y-axis at point B: Q: on the x-axis Given that the image of a function y = KX + B passes through point m (- 1,1) and point (0,2), let the image intersect with X axis at point a and Y axis at point B: Q: is there a point P on X axis, so that the triangle ZBP is an isosceles triangle? If it exists, the coordinates of all the points P that meet the conditions can be obtained. If not, please give reasons
15. Given that the image of the first-order function y = KX + B passes through the point (- 2,5) and intersects with the y-axis at the point P, the line y = - 12x + 3 intersects with the y-axis at the point Q, and the point q is exactly symmetric with the point P about the x-axis, the expression of the first-order function is obtained
16. Given that the image of the first-order function y = KX + B passes through the point (- 2,5) and intersects with the y-axis at the point P, the line y = - 12x + 3 intersects with the y-axis at the point Q, and the point q is exactly symmetric with the point P about the x-axis, the expression of the first-order function is obtained
17. Given the points a (1,1) and B (- 3,2), connecting the Y-axis of AB to the point P, then PA + Pb is the shortest. May I ask: is there a point m on the x-axis, so that Ma + MB is the shortest? If so, find out the coordinates of point m; if not, please explain the reason What are the coordinates of M
18. The rectangular white paper with the length of 38cm and the width of 5cm is glued together according to the method shown in the figure, and the glued part of the white paper is 2cm. (1) calculate the length of 10 pieces of white paper after gluing; (2) set the total length of X pieces of white paper after gluing as YCM, and write the functional relationship between Y and X
19. Mathematical problems of first degree function in the second grade of junior high school 1. A worker works from 7:00 to 11:00 in the morning. At first, he takes 15 minutes to prepare, and then processes a part every 15 minutes ① Find the functional relationship between Y in the morning time and X parts processed ② How many parts did he finish machining at 8 o'clock?
20. If Y-1 is proportional to 2-x, then the following statement is correct () A. Y is a linear function of X B. Y is a linear function of X C. It's a function of X, but it's not a positive scale function D. Y is not a function of X Is y a linear function of X? Why? y=-kx+2k+1 So if y is a function of X, is it a linear function? B is a positive proportional function