Problem 1. (1 point) Problem 3. (1 point) To find the length of the curve defined by y = 5x' + 16x Which of the following integrals represents the length of the curve y = cos(x), Ox- 2? from the point (-1,-21) to the point (4,384), you'd have to compute . A. VI + sin-(x) dx where a = and f (x) . B. VI + sin(x) dx Answer(s) submitted: C. V1+ cos?(x) dx . D. V1-cos2 (x) dx (incorrect) . E. V1 - sin-(x) dx Problem 4. (1 point) . F. VI + cos(x) dx Given the equation: xy = 29, set up an integral to find the length of path from x = a to x = b and enter the integrand below. (i.e. if Answer(s) submitted: your integral is L = fa dx enter " as your answer.) L = So dx (incorrect) Answer(s) submitted: (incorrect) Problem 2. (1 point) Problem 5. (1 point) Find the length of the arc formed by Which of the following integrals represents the length of the curve x=yty', Isys4? y= (4x2 - 2In(x)) from x = 2 to x = 8 . A. Vit ( 1 + 2y)2dy Answer(s) submitted: . B. 1 + (1 + 3y2)2dy (incorrect) . C. VI+ (1 +4y3)2 dy . D. / Vit ( 1 +13 )2dy Problem 6. (1 point) . E. / V1+ ( 1 + 5/4 )2dy Find the exact length of the curve . F. It ( 1 + y2 ) 2 dy y= 2 6 2x' EXS1. Answer(s) submitted: Arc length = Answer(s) submitted: (incorrect) (incorrect)