Given that the image of positive scale function passes through points (- 2,4) and (m, - 8), the analytic expression of the function and the value of M are obtained Such as the title, December 11 kneel before the request, I have, even if the wood

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• 1. Given that the points (3, m-1) and (m, 2) are all on the image of a positive scale function, find the value of M 2, and find the analytic expression of the positive scale function
• 2. As shown in the figure, it is known that the image of the inverse scale function Y1 = K1X and the image of the primary function y2 = k2x + B intersect at two points a and B, and a (2, n), B (- 1, - 2). (1) find the relationship between the inverse scale function and the primary function; (2) use the image to write directly when x is in what range, Y1 > Y2
• 3. As shown in the figure, it is known that the image of inverse scale function y = K1 / 2x and the image of linear function y = k2x + B intersect at two points a and B, a (2, n), B (- 1, - 2) 2) When what is the value of X, the value of the first-order function is greater than that of the inverse proportion function? 3) find the area of △ AOB
• 4. As shown in the figure, the image of inverse scale function Y1 = K1 / X and the image of linear function y2 = k2x + B intersect at a (1, m) B (- 3, n), if k2x + b-k1 / X
• 5. As shown in the figure, it is known that the image of inverse scale function y = KX passes through point C (- 3,8), and the image of primary function passes through point C and intersects with X axis and Y axis at points a and B respectively, if OA = 3 and ab = BC. (1) find the analytic expression of inverse scale function; (2) find the length of AC and ob
• 6. Point a is the intersection point in the first quadrant of the image with positive scale function y equal to 2x and inverse scale function y equal to 8 / X 〔1〕 Find the coordinates of A 〔2〕 If the line y is equal to [4 / 3] x + B passing through point a and intersecting with X axis at point C, the coordinates of B and point C are obtained
• 7. Point a is the intersection of the image with positive scale function y = 2x and inverse scale function y = 8 / X in the first quadrant (there are two questions at the end. Let's look at the supplementary questions.) (1) Finding the coordinates of point a (2) If the line y = 4 / 3x + B passes through point a and intersects with the x-axis at point C, calculate the coordinates of B and point C Dear friends, I am lazy=
• 8. 6. Point a is the intersection of positive scale function y = 2x and inverse scale function y = 8 / X in the first quadrant 2. If the line y = 4 / 3 times of X + B passes through a and intersects with X axis at point C, calculate the value of B and C coordinate
• 9. (2011. Bazhong) as shown in the figure, if the image of primary function y = 2x-1 and inverse scale function y = K / 2x passes through a (1,1), and y = 2x-1 intersects with y axis at point D, another intersection point with inverse scale function y = K / 2x is B, and there is a point C in the positive half axis of Y axis, so that the area of △ ABC is 6, then the coordinates of point C can be obtained
• 10. The linear y equals 2x minus 6 and the inverse proportional function y equals K parts of X (x is greater than 0) of the image intersection at point a (4,2), and X axis intersection at point B 1. Find the value of K and the coordinates of point B 2. Whether there is a point C on the X axis, so that the triangle ABC is isosceles triangle, if there is, find the coordinates of point C, if not, please explain the reason
• 11. The analytic expression of a positive scale function image is obtained through points (2,4) and (m, M + 5) The image of a positive scale function passes through points (2,4) and (m, M + 5) (1) to find the analytic expression of the function. (2) to find the value of M
• 12. The image of positive scale function passes through M (- 1,5), the analytic expression of this function
• 13. Given that the image of a positive scale function passes through the point m (- 1,5), find the analytic expression of this function?
• 14. The image of positive scale function passes through (- 2, - 3), and the analytic expression of this function is
• 15. The questions are as follows: Dalian ushered in the dawn before Xi'an 2. When the sun is directly on the equator, it is winter in the northern hemisphere All meridians are of equal length, and the equator is the longest of the latitudes The direction of the earth's revolution is just opposite to that of its rotation The center of the earth's rotation and revolution is the earth's axis
• 16. Critical questions! Urgent The volume of a cylinder is two thirds larger than that of a cone The larger the volume of a cone, the larger its base area The sector chart reflects the relationship between the part and the total The unit price of the subscription is inversely proportional to the number of copies When the ratio of a to B is 5:4, the number of a is 25% more than that of B
• 17. A junior high school quadratic function judgment! The quadratic function y = - AX2 (2 is exponential) is known. When x < 0, the symmetry axis of y = - AX2 (2 is exponential) is Y axis Is this question right or wrong? Why?
• 18. The judgment of quadratic function in the third grade of junior high school If you look at the image of y = x, which of the following judgments is correct A. If a and B are opposite to each other, then the function values of x = A and x = B are equal B. For the same independent variable x, there are two function values corresponding to it C. For any real number y, there are two X's corresponding to it D. For any x, there is Y > 0
• 19. A quadratic function judgment problem! If b > A + C, then ax & sup2; + BX + C = 0 has two unequal real roots How can this sentence be proved right or wrong? Online kneeling for the emperor of mathematics! It is better to give the process of proof
• 20. Positive proportion function in mathematics of grade two