Replacement Quiz 7 due by 11_30 May 9, 2012

8 33 8 33 points previous answers l arcalc9 2 2 064

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Unformatted text preview: . 33/ 8. 33 points | Previous Answers L arCalc9 2. 2. 064. Determin e th e poin t(s) (if an y) at wh ich th e graph of th e fu n ction h as a h orizon tal tan gen t lin e. y = √3 x + 2 cos(x), 0 ≤ x < 2 π S TEP 1 : Fin d a derivative y'. S TEP 2 : Set y' = 0 an d solve for x. x1 = (smaller x­valu e) x2 = (larger x­valu e) S TEP 3 : Fin d th e y valu es by su bstitu tin g th e valu es from Step 2 in to th e origin al fu n ction . y1 correspon ds to x1 an d y2 correspon ds to x2. List th e poin ts wh ere th e fu n ction h as h orizon tal tan gen t lin es. Su bmit you r an swers in terms of pi for π. (x1, y1) = ( , www.webassign.net/web/Student/Assignment‑Responses/view_key?dep=4151949 ) 2/11 5/10/12 Replacement Quiz 7 due by 11:30 May 9, 2012 Solu tion or E xplan ation (x2, y2) = ( y = 3 x + 2 cos(x), 0 ≤ x < 2 π y' = 3 − 2 sin (x) = 0 sin (x) = 3 2 , ) π 2π x = or 3 3 3 π + 3 At x = π ; y = 3 At x = 2 π ; y = 3 2 3 3 − 3 3 Hor...
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This note was uploaded on 04/18/2013 for the course MATH 1411 taught by Professor Marcus during the Spring '12 term at Texas El Paso.

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