1. The relation g = (x,y) ER xR:y = ERXR:y%3D is a function with domain R....

    

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1. The relation g = (x,y) ER xR:y = ERXR:y%3D is a function with domain R. %3D x+2, O True O False QUESTION 2 The function f: (0, + 0)+ (1, + o) defined by f(x) : 1 + 1 )%3D has inverse f-x) X-1 True O False QUESTION 3 The function f: [0, + 0) [1, + x) defined by f(x) = x² + 1 is: %3D O one-to-one only. O onto only. O one-to-one and onto neither one-to-one nor onto. QUESTION4 For the function f(x) = x² - 1. thenf¯[-1,3]) = [-2, 2] %3D %3D True False 1. The relation g = (x,y) ER xR:y = ERXR:y%3D is a function with domain R. %3D x+2, O True O False QUESTION 2 The function f: (0, + 0)+ (1, + o) defined by f(x) : 1 + 1 )%3D has inverse f-x) X-1 True O False QUESTION 3 The function f: [0, + 0) [1, + x) defined by f(x) = x² + 1 is: %3D O one-to-one only. O onto only. O one-to-one and onto neither one-to-one nor onto. QUESTION4 For the function f(x) = x² - 1. thenf¯[-1,3]) = [-2, 2] %3D %3D True False