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1. |
Which of the following correctly defines ordinary differential equations? |
A. | A differential equation in which a dependent variable (say y ) depends on only one independent variable (say x ) |
B. | A differential equation in which an independent variable (say y ) depends on only one dependent variable (say x ) |
C. | A differential equation in which a dependent variable (say y ) depends on one or more independent variables (say x , t etc.) |
D. | A differential equation in which an independent variable (say y ) depends on one or more dependent variables (say x , t etc.) |
Answer» B. A differential equation in which an independent variable (say y ) depends on only one dependent variable (say x ) | |