University:
Missouri State University
Course:
MTH 103 | Intermediate Algebra
Academic year:

2019
Views:

123

Pages:

2
Author:

Drevzh

Infinite Algebra 2 ANSWERS~~ Key Pg 1 Name Date Period Graphing Radicals Identify the domain and range of each. 1) y = le * 2sqrt(- x + 2) + 5 Domain: x <= 2 (-2] Range: y >= 5 [5, ∞) 3) y = root(x + 1, 3) - 4 Domain: (All real numbers.) (-0,80) Range: (All real numbers. (0, 0 ^ (∞)) 2) y = root(x + 2, 7) - 3 Domain: x >= - 2 [2,00) Range: -3 (-0,-3] 4) y = root(x - 1, 3) - 1 Sketch the graph of each function (Show all work). Domain: [All real numbers.) (-0,0) Range: | All real numbers.) (-0,0) 5) y = - (- x + 3) ^ 2 - 1 7) y = 1/4 * (- x + 6) ^ 3 - 2 Vertex: (+3,1)6) f(x)= 2 +1 x-3 Center: (3,1) X V.A. x = 3 ✗ 2-4-4 264-4 1+1 0000 R / [- c * 0, - 1] D / (0, D ^ 0) Y = 1 -245-1 Domain 12-4 (log 3) cup (3, 0) +24 12 Runge (- omega_{i}) * U(1, w) 21 Vertex: (+6,-2) 8) y=x+4 xy X 00 ++++1/4 2282 D!(- ∞, 0) R / (- 60, 10) Vertex: (0,4) 00 44 2 99 3 D / [- c_{0}, 0] R / [4, ∞) 9) y = - 2sqrt(x + 2) 11) f(x)= - overline 4 x + 1 + 1 ANSWERS~ (Ver + tx) / (- 2, 0) 10) y = 1/2 * root(x + 1, 3) + 4 X 00 1-2 x - 4 93-6 D: [-2,00) R^ bullet (- omega_{0}, 0] underline Center : (7, 1) V.A. x = - 1 H.A. Y=1 Box U(t, j) (-6g-1) cup(-1,j rangle) Range (- ∞, i) * U (1, omega) j -2 +2 +4 +8 Key Pg 2 Vertex: (-1,4) xy -82-1 -1/2 00 81 D / (0, 0) R / (- 60, 60) 12) y = - 2 + root(x, 3) ver + ex = (0, - 2) Identify the domain and range of each. Then sketch the graph. -8-2 -1-1 00 82 D^ bullet (- ∞, 1 * ∞) R(- 10, 20) 13) y = 4sqrt(x - 2) - 1 Vertex: (2,-1) 14) y = - 3/4 * sqrt(x - 1) + 4 Di 1-24 R / [- 1, ∞) D / [2, 0) 00 b 1+4 428 9312 Donal Vertex: (1,4) D / [1, ∞) R / [- ∞, 4] xy 00 1-314 3 - 2 -25^ - -/ 0.5 1/2