Find the domain and range of the set (1,2),(3,4),(5,6)
Domain is (1,3,5), Range is (2,4,6)
y = 2x + 1
x + y = 7
x = 2
y = 5
2x + y = 7
-x + y = -2
(3, 1)
y = 2x + 1
y = -x + 4
(1, 3)
(2x - 1)(x + 4)
2x² + 7x - 4
Domain and Range of (0,5),(2,7),(4,9)
Domain is (0,2,4), Range is (5,7,9)
y = x + 2
2x + y = 10
x = 3
y = 4
5x - 3y = 15
2x + 3y = 3
(2, -1)
x + y = 5
x - y = 1
(3, 2)
(x + 2)(x + 3)
x² + 5x + 6
Domain and Range of (10,20),(30,40),(50,60)
Domain is (10,30,50), Range is (20,40,60)
y = 5x - 7
-3x - 2y = -12
x = 2
y = 3
x + 2y = 5
-x + 3y = 2
(3, 1)
y = x + 2
y = x + 5
No solution
(x + 1)(x - 1)
x² - 1
Domain and Range of (7,3),(8,3),(9,3)
Domain is (7,8,9), Range is (3)
y = 2x + 3
3x + y = 9
x = 6/5
y = 27/5
2x + y = 6
-x + 2y = -3
(3, 0)
2x + y = 4
x - y = 1
(1, 2)
(3n - 5)(n - 2)
3n² - 11n + 10
Domain and Range of (1,1),(2,2),(3,3)
Domain is (1,2,3), Range is (1,2,3)
2x + 3y = 13
x - 4y = -14
x = 10/11
y = 41/11
3x + 4y = 1
-3x - 2y = -5
(17/3 , -11/2)
x + y = 3
2x + 2y = 6
Infinity solutions
(2x - 1)(x + 4)
2x² + 7x - 4