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1 + 2x 92. f(x)= -2x + 3 95. f(x)=-3x3 93. f(x) 96. f(x)

1 + 2x 92. f(x)= -2x + 3 95. f(x)=-3x3 93. f(x) 96. f(x)

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.5: Systems Of Linear Equations In More Than Two Variables
Problem 43E
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XRevathi Narasimhan, College Alge X X Revathi Narasimhan, College Alge X + ← → C ✰ xyztextbooks.com/ebook/title/reva_ca E CONTENTS 78°F Mostly clear CATALOG 77. h(x) = 2x + 5 79. h(x)=√x² +1 +5 81. h(x) = V/5x+7 - 2 SECTION: 2.7 78. h(x) = 80. 82. In Exercises 83-86, let f(t) = −t² and g(x) = x² - 1. 83. Evaluate (fof)(-1). 84. x² + 1 h(x) = 4(2x + 9)5 - (2x + 9) 8 h(x) = (3x7) 10 + 5(3x - 7)² Evaluate (gᵒg)(). 85. Find an expression for (fof)(t), and give the domain of fof. 86. Find an expression for (g° g)(x), and give the domain of g º g. In Exercises 87-90, let f(t) = 3t + 1 and g(x) = x² + 4. 87. Evaluate (fof)(2). 89. Find an expression for (fof)(t), and give the domain of fof. 90. Find an expression for (gog)(x), and give the domain of gº g. In Exercises 91-96, find the difference quotient f(x +h)-f(x), h = 0, for the given function f. 91. f(x) 3x1 h 92. f(x) = 2x + 3 93. f(x)= x² + x 1 94. f(x) = 3x² + 2x 95. f(x): 96. f(x) x - 3 88. Evaluate (g° g)(¹). x #3 1 x + 1' x = -1 PAGE 192 2.7 Exercises 193 28 a Example 8 Compute P VIDEOS BOOKSHELF SUPPLEMENTS f(x+h) = 2(x+h)²+1 f(x + h) − f(x) - h Compute f(x+h)-f(x), h+0₂ h for f(x)=2x² +1. ES il PROGRESS = 2(x²+2xh+h²) +1 = 2x² + 4xh+2h²+1 Math -1:57 1x CC -, h‡ 0, for f(x) = 2x² + 1. TOOLS III 2 español X 9:15 PM 10/6/2022 22
Transcribed Image Text:XRevathi Narasimhan, College Alge X X Revathi Narasimhan, College Alge X + ← → C ✰ xyztextbooks.com/ebook/title/reva_ca E CONTENTS 78°F Mostly clear CATALOG 77. h(x) = 2x + 5 79. h(x)=√x² +1 +5 81. h(x) = V/5x+7 - 2 SECTION: 2.7 78. h(x) = 80. 82. In Exercises 83-86, let f(t) = −t² and g(x) = x² - 1. 83. Evaluate (fof)(-1). 84. x² + 1 h(x) = 4(2x + 9)5 - (2x + 9) 8 h(x) = (3x7) 10 + 5(3x - 7)² Evaluate (gᵒg)(). 85. Find an expression for (fof)(t), and give the domain of fof. 86. Find an expression for (g° g)(x), and give the domain of g º g. In Exercises 87-90, let f(t) = 3t + 1 and g(x) = x² + 4. 87. Evaluate (fof)(2). 89. Find an expression for (fof)(t), and give the domain of fof. 90. Find an expression for (gog)(x), and give the domain of gº g. In Exercises 91-96, find the difference quotient f(x +h)-f(x), h = 0, for the given function f. 91. f(x) 3x1 h 92. f(x) = 2x + 3 93. f(x)= x² + x 1 94. f(x) = 3x² + 2x 95. f(x): 96. f(x) x - 3 88. Evaluate (g° g)(¹). x #3 1 x + 1' x = -1 PAGE 192 2.7 Exercises 193 28 a Example 8 Compute P VIDEOS BOOKSHELF SUPPLEMENTS f(x+h) = 2(x+h)²+1 f(x + h) − f(x) - h Compute f(x+h)-f(x), h+0₂ h for f(x)=2x² +1. ES il PROGRESS = 2(x²+2xh+h²) +1 = 2x² + 4xh+2h²+1 Math -1:57 1x CC -, h‡ 0, for f(x) = 2x² + 1. TOOLS III 2 español X 9:15 PM 10/6/2022 22
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