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Perguntas do quiz (6)

11. Rule f: E F is called as a function, if
1. A• x D(f) E: y! F, y = f(x);
2. Bo x D(f) E: y! F, y = f(x);
3. Co x D(f) E: y F, y = f(x);
22. Find range R(f), if f(x) = 2x – 5, x [-2; 2],
1. A• [-9; -1];
2. Bo (-9; -1);
3. Co [-9, + );
4. Do (- ; + );
5. Eo (- ;-9) (-1) (9; + );
33. Find range R(f), if f(x) = |x – 1|, x [0; 5],
1. A• [0; 4];
2. Bo (-8 ;-4) (0) (4; +8 );
3. Co (-4; + );
4. Do [1; 4];
44. Find range R(f), if f(x) = x2 + 2x – 3, x R,
1. Ao (-4; -1);
2. Bo [-4; 4];
3. Co (- ;-4]
4. D• [-4, + );
55. Find range R(f), if f(x) = x +1/x, x (0; + ),
1. Ao (-2; 2);
2. Bo [0; 2];
3. Co (1, +▲ );
4. D• [2, + ▲);
66. Determine the domain of the function: y=√x^2-1+lnxhttps://cdn.goconqr.com/uploads/media/image/10492181/desktop_20570cf4-74f8-4ea3-90ca-ea8324106d90.png
1. Ax
2. B88