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Egyptian mathematics had a unique way of writing fractions as sums of unit fractions – that is, fractions of the form
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Mathematics All Around (6th Edition)
- Q3: Define the linear functional J: H(2) R by 1(v) = a(v. v) - L(v) Let u be the unique weak solution to a(u,v) = L(v) in H() and suppose that a(...) is a symmetric bilinear form on H(2) prove that 1- u is minimizer. 2- u is unique. 3- The minimizer J(u,) can be rewritten under algebraic form u Au-ub. J(u)=u'Au- Where A. b are repictively the stiffence matrix and the load vectorarrow_forward== 1. A separable differential equation can be written in the form hy) = g(a) where h(y) is a function of y only, and g(x) is a function of r only. All of the equations below are separable. Rewrite each of these in the form h(y) = g(x), then find a general solution by integrating both sides. Determine whether the solutions you found are explicit (functions) or implicit (curves but not functions) (a) 1' = — 1/3 (b) y' = = --- Y (c) y = x(1+ y²)arrow_forwardJa дх dx dx Q3: Define the linear functional J: H()-R by تاریخ (v) = ½a(v, v) - (v) == Let u be the unique weak solution to a(u,v) = L(v) in H₁(2) and suppose that a(...) is a symmetric bilinear form on H() prove that a Buy v) = 1- u is minimizer. 2- u is unique. 3- The minimizer J(u,) can be rewritten under J(u)=u' Au-ub, algebraic form Where A, b are repictively the stiffence matrix and the load vector Q4: A) Answer only 1-show that thelation to -Auf in N, u = 0 on a satisfies the stability Vulf and show that V(u-u,)||² = ||vu||2 - ||vu||2 lu-ulls Chu||2 2- Prove that Where =1 ||ul|= a(u, u) = Vu. Vu dx + fu. uds B) Consider the bilinear form a(u, v) = (Au, Av) + (Vu, Vv) + (Vu, v) + (u, v) Show that a(u, v) continues and V- elliptic on H(2) (3) (0.0), (3.0)arrow_forward
- Q1: A) fill the following: 1- The number of triangular in a triangular region with 5 nodes is quadrilateral with n=5 and m=6 nodés is 2- The complex shape function in 1-D 3- dim(P4(K))=- (7M --- and in the and multiplex shape function in 2-D is 4- The trial space and test space for problem -Auf, u = go on and B) Define the energy norm and prove that the solution u, defined by Galerkin orthogonal satisfies the best approximation. Q2: A) Find the varitional form for the problem 1330 (b(x)) - x²=0, 0arrow_forwardDescribe a three step process you choose to determine how many elementary schools there are in the city of 5 million people.arrow_forwardA circle of radius r centered at the point (0,r) in the plane will intersect the y-axis at the origin and the point A=(0,2r), as pictured below. A line passes through the point A and the point C=(11/2,0) on the x-axis. In this problem, we will investigate the coordinates of the intersection point B between the circle and the line, as 1 → ∞ A=(0,2r) B (0,0) (a) The line through A and C has equation: y= 2 117 x+27 (b) The x-coordinate of the point B is 4472 121,2 +4 40 (c) The y-coordinate of the point B is +27 121 44 (d) The limit as r→ ∞ of the x-coordinate of B is 121 (if your answer is oo, write infinity).arrow_forward= 1 2 = 3 4 ווי LQ 5 Español On the unit circle, sketch 0 = 0.95π radians in standard position. Then use the coordinates shown, which are rounded to the hundredths place, to find cos (0.95π) and sin (0.95π). Write your answers to the hundredths place. (1.00, 0.00) 0.00 Drag to show the angle. 스 cos (0.95π) = ☐ sin (0.95π) = ☐arrow_forwardFrom the ground, a rubber ball is launched 20 feet into the air. If its rebound is 7/10, how far will it have vertically traveled after the first five bounces?arrow_forwardThe augmented matrix of a linear system has been reduced by row operations to the form shown. Continue the appropriate row operations and describe the solution set of the original system. 1 -1 0 1 -2 00-4 0-6 0 0 1 - 3 3 0 001 4arrow_forwardSolve the system. X1 - 3x3 = 10 4x1 + 2x2 + 3x3 = 22 ×2 + 4x3 = -2arrow_forwardQuiz: Exam 1 (Ch 1-4) z Scores Table-3.pdf x + edu/courses/308627/quizzes/2442507/take/questions/48957332 Canvas Hall It browser 5 Connect Set as default incorrect. • This exam is NOT resumable. Meaning, once you start the exam, you must complete it in its entirety. Any blank questions will be marked as By taking this exam, you agree to adhere to the academic integrity standards, which consist of NOT cheating in any way. To get the highest possible score, you are encouraged to review your notes before taking the exam. You may use your notes during the exam, but note that you should be familiar with the concepts and formulas before taking exam. z Scores Table.pdf Question 3 3 pts Here is a data from a survey asking young children how many hours they spend playing video games. The researchers reported the percent of boys and girls who played no games, less than 1 hour per day, 1-3 hours per day, or greater than 3 hours per day. The most common number of hours per day that boys played is…arrow_forwardS SC0004 Chrome File 0- -o Edit View History Bookmarks Profiles Tab Window Help www-awu.aleks.com/alekscgi/x/Isl.exe/1o_u-IgNsIkas NW8D8A9... Quiz 2 Unit Circle Question 3 of 5 (1 point) | Question Attempt: 1 of 1 1 2 3 4 = 5 Answer the following. (a) For each function below, indicate whether it is odd, even, or neither. f(x) = secx Odd Even Neither g(x) = cosx Odd Even Neither Απ (b) sec (Choose one) 11 (c) cos(-59°) = (Choose one) Continue O 202 ☑ G LT + Time Remaining: 17:04 Taylen Español Submit Assignment © 2025 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center | Accessibility only Horo 324 1 JAN O O O 14 άtvarrow_forwardarrow_back_iosSEE MORE QUESTIONSarrow_forward_ios
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