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| 1. |
ntIf x R , then the solution set of the equation x+1 + x-1 = 1 isn ntA) {1/4 }n ntB) {5/4}n ntC) {1/4,5/4 }n ntD) { }n ntn |
| Answer» ntIf x R , then the solution set of the equation x+1 + x-1 = 1 isn ntA) {1/4 }n ntB) {5/4}n ntC) {1/4,5/4 }n ntD) { }n ntn | |