It is known that the function f (x) is equal to one part of X, X
Let x + 1 < 0, i.e. x < - 1, f (x + 1) = 1 / (x + 1); let x + 1 > 0, i.e. x > - 1, f (x + 1) = (x + 1)
RELATED INFORMATIONS
- 1. Given 2F (1 / x) + F (x) = x (x is not equal to 0), find f (x)
- 2. Let f (x) = A / x + A, and f (2) = 3 / 2, then f (1) is equal to
- 3. Let f (x) = x (x + 1) (x + 2) (x + n), then f ′ (0)=______ .
- 4. If f (x) = x ^ 3-x ^ 2-x + 1, what is the maximum value of X on [- 1,1]?
- 5. Given the function f (x) = 11-x, then f (3) = 0___ .
- 6. Given the function f (x) = 3, X ∈ R, then the value of F (3) is equal to
- 7. Let f (x) = ax + 4, if f ′ (1) = 2, then the value of a () A. 2B. -2C. 3D. -3
- 8. F (x) are respectively equal to: F (x) = ax + 1 x ≤ 2 F (x) = x ^ 2 x > 2 find a B
- 9. If f (x) = (AX + 1) (x + a) is an odd function, what is f (2) equal to
- 10. Let f (x) = x ^ 2-ax + 1, and | f (1) | be less than or equal to 1, find the range of A
- 11. If f (x) = x + (A / x-1) has a minimum value of 4 when x is greater than or equal to 3, then a =? Needs process, good + 100 points
- 12. If f (x) = - cos π x (x > 0) f (x + 1) + 1 (x ≤ 0), then the value of F (43) + F (- 43) is equal to______ .
- 13. Let f (x) be an odd function on (- ∞, + ∞), f (x + 2) = - f (x). When 0 ≤ x ≤ 1, f (x) = x, then f (7.5) is equal to () A. 0.5B. -0.5C. 1.5D. -1.5
- 14. F (x) = {4-x, if x is less than or equal to 0 {f (x-1) - f (X-2), if x is greater than 0, then f (3)=
- 15. If f (x) = x + B and f (1) = 0, what is B equal to?
- 16. F (x) is invertible in positive and negative infinity, and limf '(x) = e, Lim [(x + C) / (x-C)] ^ x = Lim [f (x) - f (x-1)], find C when x →∞ The answer in my book is: Lagrange mean value theorem and the second important limit formula! The final answer is C = 1 / 2
- 17. Limf (x) = a (x → x0), if f (x) > 0, is there a > 0?
- 18. If f (0) = 0, f ′ (0) = a, then limf (x) / X is in X → 0=
- 19. If f (x) = (x-1) (X-2) (x-3) (x-4), how many real roots does the derivative of the equation have? If f (x) = (x-1) (X-2) (x-3) (x-4), how many real roots does the derivative of the equation have I don't know how to determine the image between 1 and 2, 2 and 3, 3 and 4. I feel that there is at least one between them, not one
- 20. If the derivative of F (x) = (x-3) (X-6) (X-9) is not obtained, it shows that the derivative of equation f (x) is equal to zero and has several real roots