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1. |
What is the mathematical expression for monotonically decreasing function? |
A. | x<sub>1</sub> < x<sub>2</sub> f(x<sub>1</sub>) f(x<sub>2</sub>) x<sub>1</sub>, x<sub>2</sub> (a,b) |
B. | x<sub>1</sub> < x<sub>2</sub> f(x<sub>1</sub>) f(x<sub>2</sub>) x<sub>1</sub>, x<sub>2</sub> (a,b) |
C. | x<sub>1</sub> = x<sub>2</sub> f(x<sub>1</sub>) f(x<sub>2</sub>) x<sub>1</sub>, x<sub>2</sub> (a,b) |
D. | x<sub>1</sub> < x<sub>2</sub> f(x<sub>1</sub>) = f(x<sub>2</sub>) x<sub>1</sub>, x<sub>2</sub> (a,b) |
Answer» C. x<sub>1</sub> = x<sub>2</sub> f(x<sub>1</sub>) f(x<sub>2</sub>) x<sub>1</sub>, x<sub>2</sub> (a,b) | |