When k takes what value, y = (K & # 178; + k) x ^ k & # 178; - K-3 is the inverse proportional function of X?

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• 1. Is y = 1 / X & # 178 an inverse scale function? Point out the value of K
• 2. Are y = 1 / X and y = 1 / x-3 inverse scale functions
• 3. It is known that the inverse proportional function y = m + 3 of X passes through points a (2, - M) and B (n, 2n) Finding the values of (1) m and n (2) If there are two points P1 (x1, Y1) and P2 (X2, Y2) on the image, and X1 < 0 < X2, try to compare the size of Y1 and Y2
• 4. If the image of inverse scale function y = K / X passes through point P (- 1,2), then the image of this function lies in__ ? Why 2,4 image line? I calculate y = x - 2, hee hee~ Why does it increase
• 5. If the image intersection AB and two AB a of a given linear function y = ax and inverse scale function y = x B + 1 are (1,2), then the expression and B coordinate After answering the correct to add large points If the image intersection AB and two AB a of the linear function y = ax and inverse scale function y = B + 1 of X are (1,2) There is also a picture of a straight line passing through the upper left corner and the lower right corner and a line with two bends Straight line passing through intersection Finding the expressions of two functions and B coordinates
• 6. Given that y = M-3 / x ^ m ^ 2-8 is an inverse proportion function, then the value of M is?
• 7. Given that y is the inverse proportional function of X + 1, when x = 3, y = 8, find the value of y when x = - 3?
• 8. 1. It is known that y is the inverse proportional function of X, and when x = 2, y = 8. Find the functional relationship between Y and X? 2, and find the value of y when x = 1 / 2 When x takes what value, y = 4 / 3?
• 9. Given the inverse proportion function y = k of X, when x = - 1 / 3, y = - 6, find the analytic solution of the inverse proportion function. Thank you
• 10. Given the inverse scale function y = K / x, when x = - 4, y = 6, then the value of K is_____
• 11. The general formula of inverse proportion function: y = K / X; (K ≠ 0) then, is k of y = x an inverse proportion function
• 12. Given that y = x / k-1 + K & # 178; - 1 is an inverse proportional function, the value of K is obtained
• 13. When k is a value, y = (K2 + k) xk2 − K − 3 is an inverse proportional function, that is, K=______ ．
• 14. Y is the inverse proportion function of X. when x = 3, y = 8, find the functional relationship between Y and X
• 15. It is known that y is the inverse proportional function of X, when x = 2, y = 6. (1) write the functional relationship between Y and X; (2) find the value of y when x = 4
• 16. It is known that y is the inverse proportional function of X, and when x = - 1, y = 2, find the functional relationship between Y and X, and find the value of X when y = - 1
• 17. It is known that y is the inverse proportional function of X, and when x = 3, y = - 8. (1) write the functional relationship between Y and X. (2) find the value of X when y = 2
• 18. It is known that y is the inverse proportional function of X, when x = 2, y = 6 1. Write the functional relationship between Y and x 2. Find the value of y when x = 4
• 19. 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
• 20. (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