How to find the symmetry axis and symmetry center of y = 5sin (2x - π / 3) (need process) with the knowledge of senior one

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• 1. It is known that f (x) is an odd function, the period is a, and the symmetry axis is 4a?
• 2. It is known that f (x) is an odd function and satisfies f (x + 1) = (1 + F (x)) / (1-f (x)). It is proved that 4 is a period of F (x)
• 3. The quadratic function f (x) satisfies f (2 + x) = f (2-x). Why does it explain that the axis of symmetry is x = 2
• 4. Given that a quadratic function has f (2 + T) = f (2-T) for any real number T, how to prove that its axis of symmetry is x = 2 Given the function f (x) = X2 (the square of x) + BX + C, for any real number T, f (2 + T) = f (2-T), how to prove that the symmetry axis of this quadratic function is x = 2?
• 5. The symmetry axis of quadratic function f (x + a) = f (b-X) is x = (a + b) / 2. Please give a detailed explanation,
• 6. How to calculate the symmetry axis X = - B / 2a of quadratic function
• 7. A and B leave AB at the same time and meet 45 km away from the midpoint. It is known that a's speed is 1.5 times that of B's. how many km is the distance between AB and B
• 8. The two cars run from two places 324km apart at the same time. Two hours later, they meet on the way. It is known that the speed ratio of car a and car B is 3:2
• 9. A car travels 156 kilometers three hours before it goes from a to B. according to this calculation, it takes eight hours to go from a to B. how many meters is the distance between a and B
• 10. Party A and Party B start from ab at different speeds at the same time and travel in opposite directions. They meet on the way. The meeting point is 60 meters away from A. after meeting, the two vehicles continue to travel in the same direction Go forward, return immediately after reaching the destination, and meet again on the way. The meeting point is 40 meters away from city A. how many meters away is the meeting point from city B at the first meeting?
• 11. The first chapter of the seventh grade book of Shandong Education Press The knowledge points in the first chapter of the seventh grade volume of Shandong Education Press 2. Organize the wonderful questions 3. Collect historical stories, mathematicians and interesting stories related to the content of this chapter Write 4 Essays (at least 300 words) to talk about harvest, feeling, experience, discovery, thinking, perception, etc
• 12. How to use the knowledge of symmetry axis to make 2 + 3 = 8 a real equation?
• 13. Judgment: in a circle, there are innumerable diameters, so the circle has innumerable axes of symmetry
• 14. It is proved that the image of inverse scale function is hyperbola The function image of inverse proportion is hyperbola. That's why, why the function image of y = KX is a straight line, and the function image of y = K / X is hyperbola, not to mention that it is connected one by one. I need a reason
• 15. How to prove that the image of inverse scale function is axisymmetric? The more detailed the better, the best with pictures! The more detailed the better, the best with a graph
• 16. Is the inverse scale function an axisymmetric figure y=k/x What if the division values on the coordinate map are different? If x is 1 Y is 10 It's not like it's painted How to answer this question? Is the image with inverse scale function y = K / X axisymmetric? If so, how many axes does it have? Can you write an expression for the axis of symmetry? Please prove that Please have a look at the notes
• 17. What is the symmetry axis of the inverse scale function image
• 18. Is the image of inverse scale function symmetrical? How many axes are there? Where are they all?
• 19. How many axes of symmetry of inverse scale function?
• 20. What is the equation of the symmetry axis of the image with the function y = SiNx?