The definition field of the function f (x) = Log &; (x + 1 / x-1) is
(x+1)/(x-1)>0
The results are as follows
x+1>0
x-1>0
x>-1
x>1
The results show that: x > 1
or
x+1
RELATED INFORMATIONS
- 1. Find the domain of definition of the following function (x)
- 2. If a = f (− 1), B = f (log0.514), C = f (lg0.5), then the relationship among a, B and C is______ (from small to large)
- 3. If a = f (- 1), B = f (log0.51 / 4), C = f (lg0.5), then what is the size relationship among a, B, C
- 4. Given that the even function f (x) = loga | X-B | increases monotonically on (- ∞, 0), then the relationship between F (a + 1) and f (B + 2) is () A. f(a+1)≥f(b+2)B. f(a+1)>f(b+2)C. f(a+1)≤f(b+2)D. f(a+1)<f(b+2)
- 5. Let even function f (x) = log (a) | X-B | monotonically increase on (- infinite, 0), then the size relation between F (B + 2) and f (a + 1)? Why B = 0
- 6. Given that the even function f (x) = loga | X-B | increases monotonically on (- ∞, 0), then the relationship between F (a + 1) and f (B + 2) is () A. f(a+1)≥f(b+2)B. f(a+1)>f(b+2)C. f(a+1)≤f(b+2)D. f(a+1)<f(b+2)
- 7. Given that the even function f (x) = loga | X-B | increases monotonically on (- ∞, 0), then the relationship between F (a + 1) and f (B + 2) is () A. f(a+1)≥f(b+2)B. f(a+1)>f(b+2)C. f(a+1)≤f(b+2)D. f(a+1)<f(b+2)
- 8. Given that the even function f (x) = loga ∣ ax + B ∣ increases monotonically on (0, + ∞), then the size relation between F (b-2) and f (a + 1) is obtained
- 9. Given that the even function f (x) = loga I x + B I decreases monotonically on (0, + infinity), then the relationship between F (B - 2) and f (a + 1) is ()
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