Chapter 2, Section 2.1, Question 019 (a) Let 8 (1) = (0.6)'. Use a graph to...
Chapter 3, Section 3.5, Question 16 X Incorrect. Find the sensitivity ofx) at-3 and use t to catculate Ay for Ax -0.1 Ay for Ax 0.1 Find the sensitivity of y 2 and use it to calculate Enter the exact answer. Ay--.1003 exact number, no tolerance Click if you would like to Show Work for this question: Ope Show Work Incorrect. Find the sensitivity of y = (x) at X = 0 and use it to calculate Δy for 5x=-0.05...
Chapter 5, Section 5.2, Question 11 24 AM 1 2 3 Use the graph in the figure above to estimate f(x)dx f (x)dx the absolute tolerance is +/-2
Chapter S4, Problem S4/053 Determine the force in member CF. Enter a positive number if in tension, negative if in compression a A 2.1 a G D 2.8a Answer: CF = L the tolerance is +/-2% Click if you would like to Show Work for this question: Open Show Work
linear algebra Chapter 2, Section 2.1, Question 16 Find all values of for which det(A) = 0, using the method of this section. A= -50 0 0 3 0 4 A-1 11 = 12 = 13 = Fill the upper blank with the greater value of if it exists. Fill the blank with the symbol "x" if there is no corresponding 1. Click if you would like to show Work for this question: Open Show Work
Chapter 4, Reserve Problem 4/019 Determine the force in each member of the loaded truss. Forces are positive if in tension, negative if in compression. am 1.7 m 1.5 m 1.7 m 1.3 m 560 kg 2.6 m Answers: Click if you would like to Show Work for this question: Open Show Work
Chapter 6, Section 2-D, Exercise 065 250 and standard deviation 80, find the standard error of the distribution of sample means. If random samples of size 50 are drawn from a population with mean Round your answer to three decimal places, if necessary. standard error the absolute tolerance is +/-0.001 Click if you would like to Show Work for this question: Open Show Work
make sure about your answers. Thank you. Chapter S4, Problem S4/060 The pyramidal truss section BCDEF is symmetric about the vertical x-z plane as shown. Cables AE, AF, and AB support a 6.9-kN load. Determine the force in member BE. The force is positive if in tension, negative if in compression. 360 mm mm C 300 mm 300 mm 330 mm 330 mm 390 mm Y6.9 kN kN Answer: BE = the tolerance +/-2% Click if you would like to...
Chapter 28, Problem 019 A certain particle is sent into a uniform magnetic field, with the partidle's velocity vector perpendicular to the direction of the field. The figure gives the period T of the particle's motion versus the inverse of the field magnitude B. The vertical axis scale is set by Ts= 21.3 ns, and the horizontal axis scale is set by Bs 1 7.9 T 1 what is the ratio m g of the particle's mass to the magnitude...
Chapter 7, Section 7.3, Question 009 The speeds of cars on a road are approximately normally distributed with a mean y = 58 km/hr and standard deviation o = 4 km/hr. (a) What is the probability that a randomly selected car is going between 63 and 68 km/hr? Round your answer to four decimal places. P = the absolute tolerance is +/-0.0001 LINK TO TEXT (b) What fraction of all cars are going slower than 49 km/hr? Round your answer...
*Chapter 6, Section 1-CI, Exercise 011 Use the normal distribution to find a confidence interval for a proportion p given the relevant sample results. Give the best point estimate for p, the margin of error, and the confidence interval. Assume the results come from a random sample. A 99% confidence interval for p given that p = 0.36 and n = 500. Round your answer for the best point estimate to two decimal places, and your answers for the margin...