Function and inverse function of the image about what symmetry

On the symmetry of the line y = x

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1. The inverse function of y = LNX and the inverse function image of y = ln (1 / x) are symmetric with respect to
2. If the inverse function image of y = (A-X) / (x-a-1) is centrosymmetric with respect to the point (- 1,4), then the value of a is? The answer is that a is 3 What should we do
3. Know the analytic expression of quadratic function, how to find vertex coordinates?
4. Analytic expression of quadratic function determined by vertex coordinates I have learned the analytic formula of quadratic function to determine the vertex coordinates, for example, y = 2 (x-1) + 2, and the vertex coordinates are (1,2). Can we find the vertex coordinates of the analytic formula of quadratic function y = AX2 + BX + C (1.2) on the other hand It's too much trouble for the second floor on the premise that a is the fixed value
5. The vertex coordinates of quadratic function are known,
6. Through the point (- 3,2), the vertex is (- 2,3) to find the quadratic function analytic formula
7. Which formula is used to find the analytic formula of the known vertex coordinates of quadratic function?
8. What is the vertex formula of quadratic function? Vertex formula, not vertex formula The vertex formula is y = a (X-H) ^ 2 + K. I know, but I don't know how to match it. I need a formula
9. A formula for finding the vertex of quadratic function
10. The vertex (- 2,1) of quadratic function passes through the point (2,1), and the analytic expression of quadratic function is obtained
11. If a function is symmetric with respect to a point, is its inverse symmetric with respect to that point
12. The center of symmetry of the inverse function of F (x) = x-a / x + A is (1, - 1) to find the real number a ----If the center of symmetry of function f (x) is (- 1,1), then - 1 + a = 0, then a = 1 (then - 1 + a = 0, then a = 1) I can't understand why I bring - 1 to the denominator and let the denominator = 0
13. How many degrees does the minute hand of the clock rotate clockwise to coincide with the minute from the positive position of 4 o'clock
14. Between 4 o'clock and 5 o'clock, how many degrees does the minute hand of the clock rotate clockwise from the 4 o'clock position? Is the minute hand coincided with the hour hand?
15. How many degrees does the minute hand of the clock rotate clockwise to coincide with the hour hand from the 4 o'clock position? Formula, my friends
16. When the minute hand of the clock rotates clockwise from 4 o'clock, how many degrees does the minute hand coincide with the hour hand? One minute, the minute hand goes 6 degrees, one minute, the hour hand goes 0.5 degrees.
17. How many degrees can the minute hand of the clock coincide with the hour hand when it is rotated clockwise from 4 o'clock It is better to write out the equations and the analysis process
18. From 3:00 p.m. to 9:00 p.m., the clock rotates () degrees clockwise
19. From 3:00 p.m. to 6:00 p.m., the hour hand rotates () degrees clockwise, and the hour hand walks (-) circles
20. From 3 o'clock, after the clockwise rotation of 450 degrees, when does the clockwise point?