The sin (x-thirds) of x approaches the limit of 1-2cosx

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• 1. Find the limit of sin (x - π / 3) / (1-2cosx) when x approaches infinity Such as the title That's wrong. X tends to be one-third of π. Besides, we don't want Robida, we don't want Taylor~
• 2. What is the limit of sin (X-2) / X-2 when x tends to 2? What's more, when x → 0, | SiNx | / X does not exist?
• 3. Finding the limit of (sin (x-1) ^ 2) / (x-1) when x tends to 1 Seeking process and answer
• 4. How to find the limit of limsin (x - π / 3) / 1-2cosx when x tends to π / 3? Note, not with the law of Robida and the like, but with the exchange method
• 5. (e ^ x ^ 2 + 2cosx-3) / x ^ 4, X tends to 0, and the limit is 7 / 12
• 6. The fifth power of (3x + 5) = a (the fifth power of x) + B (the fourth power of x) + C (the third power of x) + DX & sup2; + ex + F, then the value of A-B + C-D + E-F is?
• 7. When x tends to 0, (root sign (1 + x) - root sign (1-x)) / X asks for the help of God
• 8. 1. Find the limit (1 + X twice) open radical + x x tends to infinity 2, find the limit ((X-2) open radical - root 2) / ((2x + 1) open radical - 3) x tends to infinity 4
• 9. How to calculate that the x power of e divided by the - x power of e equals 1 / 2,
• 10. What is the x power of e equal to a
• 11. When x tends to 1 +, limlnx · ln (x-1) Using the law of lobida
• 12. Ln (1 + 2x) - what is the limit of sin3x? When x tends to 0, don't use the method of derivation
• 13. The limit of (e ^ 2x-e ^ - x) / ln (1 + x) when x tends to 0
• 14. The limit ln (1 + 2x) / (2 ^ x-1) (x approaches 0)
• 15. When x tends to 1, sin π X / (x ^ 2-1) =? How to use the important limit SiN x / x = 1 to find the process
• 16. When x tends to 0, what is the limit of sin (x) times of a? Why
• 17. Is the limit of sin (2x) / x 2 when x tends to zero? How did Z get here
• 18. Find sin (x ^ 2-1) / (x-1) when x tends to the limit of 1,
• 19. The limit of (SiN x) ^ 2 - (sin 1) ^ 2 of X-1, X tends to 1
• 20. How to find the limit of sin (x ^ 2) / (SiNx) ^ 2, X tends to 0