# hw5 - Math 103 Fs'2007 T V Homework#5 Name Soiw‘iigﬁﬁ...

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Unformatted text preview: Math 103 Fs'2007 ' T _ V Homework #5 Name: Soiw‘iigﬁﬁ 7. I Section #: PID: ._ - ' Instructor: Read the introductory instructions. You must Show a}! work to get credit. f(x+h)—f(x) 1. (2 points) Simplify the difference quotient, , for - h f(x)=x2_-5x+3. j WHQ-J-m _ [[XHI) —5[x+h) +3] —~ [x551 +73] - W _ _ r h I _ r h th+hL-—5h 7 I I ' A _ _ h _ _ r l /2u+#1'=,,5\ I gx+h*5— I : fa ' j : cQwa’h’S ' 7 2. (2 point) Write the domain of f, wheref (x)=\/Xz——2x—8,in ' interval notation. ‘ ‘ _ ‘ 7 2 ‘ M , W X ""9394 20 '%::{J tag-(0,3:ng 76/5 bowie“: tam" ' :0 768 x 402k —¢?;0 I #490993” X-Lf ~10 xn‘nl-‘O X :4 X1‘ (“’00) -CQJDa{L/zoé —(x —6), if x >—6 , evaluate f (—6). X + 6, if X S —6 ' Math 103 FS 2007 ' ' Homework #5 4. (2 points) Given the graph of g below, a) Write the domain of g in interval notation. —— L} A X E 2 b) Evaluate g(0) . ' V 5. (3 points) Given the graph of f below where the domain of f is all real. numbers, ' _y:f(x) a) Write the intervals on which f is r z = decreasing. (“3%) 01’ (figs) 4X I ~34><4~l l b) Find the number(s) at which f has a relative maximum. {'353 (2,5) m mob c) What is the relative maximum of f? Score: 10 ...
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hw5 - Math 103 Fs'2007 T V Homework#5 Name Soiw‘iigﬁﬁ...

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