Problem 1E: Find dy/dx. 1. x=t1+t,y=1+t Problem 2E: Find dy/dx. 2. x = tet, y = t + sin t Problem 3E: Find an equation of the tangent to the curve at the point corresponding to the given value of the... Problem 4E: Find an equation of the tangent to the curve at the point corresponding to the given value of the... Problem 5E: Find an equation of the tangent to the curve at the point corresponding to the given value of the... Problem 6E: Find an equation of the tangent to the curve at the point corresponding to the given value of the... Problem 7E: Find an equation of the tangent to the curve at the given point by two methods: (a) without... Problem 8E Problem 9E Problem 10E Problem 11E Problem 12E: Find dy/dx and d2y/dx2. For which values of t is the curve concave upward? 12. x = t3 + 1, y = t2 t Problem 13E: Find dy/dx and d2y/dx2. For which values of t is the curve concave upward? 13. x = et, y = tet Problem 14E Problem 15E: Find dy/dx and d2y/dx2. For which values of t is the curve concave upward? 15. x = t ln t, y = t +... Problem 16E: Find dy/dx and d2y/dx2. For which values of t is the curve concave upward? 16. x = cos t, y = sin... Problem 17E: Find the points on the curve where the tangent is horizontal or vertical. If you have a graphing... Problem 18E Problem 19E: Find the points on the curve where the tangent is horizontal or vertical. If you have a graphing... Problem 20E Problem 21E Problem 22E: Use a graph to estimate the coordinates of the lowest point and the leftmost point on the curve x =... Problem 23E Problem 24E: Graph the curve in a viewing rectangle that displays all the important aspects of the curve. 24. x =... Problem 25E Problem 26E: Graph the curve x = 2 cos t, y = sin t + sin 2t to discover where it crosses itself. Then find... Problem 27E: (a) Find the slope of the tangent line to the trochoid x = r d sin , y = r d cos in terms of .... Problem 28E: (a) Find the slope of the tangent to the astroid x = a cos3, y = a sin3 in terms of . (Astroids are... Problem 29E: At what point(s) on the curve x = 3t2 + 1, y = t3 1 does the tangent line have slope 12? Problem 30E: Find equations of the tangents to the curve x = 3t2 + 1, y = 2t3 + 1 that pass through the point (4,... Problem 31E: Use the parametric equations of an ellipse, x = a cos , y = b sin , 0 2, to find the area that it... Problem 32E: Find the area enclosed by the curve x = t2 2t, y=t and the y-axis. Problem 33E: Find the area enclosed by the x-axis and the curve x = t3 + 1, y = 2t t2. Problem 34E: Find the area of the region enclosed by the astroid x = a cos3, y = a sin3. (Astroids are explored... Problem 35E: Find the area under one arch of the trochoid of Exercise 10.1.40 for the case d r. Problem 36E: Let R be the region enclosed by the loop of the curve in Example 1. (a) Find the area of R. (b) If R... Problem 37E Problem 38E: Set up an integral that represents the length of the curve. Then use your calculator to find the... Problem 39E Problem 40E Problem 41E: Find the exact length of the curve. 41. x = 1 + 3t2, y = 4 + 2t3, 0 t 1 Problem 42E: Find the exact length of the curve. 42. x = et t, y = 4et/2, 0 t 2 Problem 43E Problem 44E Problem 45E Problem 46E Problem 47E Problem 48E: Find the length of the loop of the curve x = 3t t3, y = 3t2. Problem 49E: Use Simpsons Rule with n = 6 to estimate the length of the curve x = t et, y = t + et, 6 t 6. Problem 50E: In Exercise 10.1.43 you were asked to derive the parametric equations x = 2a cot , y = 2a sin2 for... Problem 51E: Find the distance traveled by a particle with position (x, y) as t varies in the given time... Problem 52E: Find the distance traveled by a particle with position (x, y) as t varies in the given time... Problem 53E Problem 54E: Find the total length of the astroid x = a cos3, y = a sin3, where a 0. Problem 55E: (a) Graph the epitrochoid with equations x=11cost4cos(11t/2)y=11sint4sin(11t/2) What parameter... Problem 57E Problem 58E Problem 59E Problem 60E Problem 61E Problem 62E Problem 63E: Find the exact area of the surface obtained by rotating the given curve about the x-axis. 63. x = a... Problem 64E Problem 65E: Find the surface area generated by rotating the given curve about the y-axis. 65. x = 3t2, y = 2t3,... Problem 66E: Find the surface area generated by rotating the given curve about the y-axis. 66. x = et t, y =... Problem 67E: If f is continuous and f(t) 0 for a t b, show that the parametric curve x = f(t), y = g(t), a t ... Problem 68E Problem 69E: The curvature at a point P of a curve is defined as =|dds| where is the angle of inclination of the... Problem 70E: (a) Use the formula in Exercise 69(b) to find the curvature of the parabola y = x2 at the point (1,... Problem 71E: Use the formula in Exercise 69(a) to find the curvature of the cycloid x = sin , y = 1 cos at... Problem 72E: (a) Show that the curvature at each point of a straight line is = 0. (b) Show that the curvature at... Problem 73E: A string is wound around a circle and then unwound while being held taut. The curve traced by the... Problem 74E: A cow is tied to a silo with radius r by a rope just long enough to reach the opposite side of the... format_list_bulleted