Advanced Math Archive: Questions from November 14, 2022
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Simpson 1/3 rule, Simpson 3/8 rule Cross-sectional areas (A) are required for different tasks in water supply engineering: among others, flood forecasting and reservoir design. Unless electronic
Las ảreas de la sección transversal (A) son requeridas para diferentes tareas en la ingenieria de abastecimiento de aguas: entre otras, pronósticos de inundación y diseño de reservorios. A menos2 answers -
\[ y=3 \cos \left(\theta-30^{\circ}\right) \] 11. \( y=\frac{1}{4} \sin 2\left(\theta+\frac{\pi}{2}\right) \) 12. \( y=2 \cos \left(\theta-\frac{\pi}{3}\right) \)0 answers -
[ -/5 Puntos ] WACKERLYSTAT7 13.9.051. Consulte el modelo para el diseño de bloques al azar. (a) Derive \( E(M S T) \). \[ E(M S T)=+(\quad) \sum_{i} \tau_{y o}{ }^{2} \] (b) Derivar \( E \) (MSB). \0 answers -
(a) \( \sin \left(\cos ^{-1}\left(\frac{\sqrt{x^{2}-25}}{x}\right)\right) \) for \( x>5 \) (b) \( \tan \left(\cos ^{-1}\left(\frac{3}{x}\right)\right) \) for \( x>3 \)2 answers -
funciones trigonométricas
Halla las funciones trigonométricas de los siguientesángulos: 1. \( \theta=135 \) 2. \( \beta=420 \)2 answers -
Problem 4. Solve the following IVPs: i) \[ y^{\prime \prime}+6 y^{\prime}+9 y=1, \quad y(0)=-1, \quad y^{\prime}(0)=6 \] ii) \[ y^{\prime \prime}+3 t y^{\prime}-6 y=1, \quad y(0)=0, \quad y^{\prime}(02 answers -
6.14 Calcular la integral \( \int_{A} x y e^{-\left(x^{2}+y^{2}\right)} d x d y \), donde \( A=\left\{(x, y) \in \mathbb{R}^{2}\right. \) : \[ x \geq 0,0 \leq y \leq 1\} . \]2 answers -
6.13 Sea \( A \) una región no acotada del plano que puede describirse como \[ A=\left\{(x, y) \in \mathbb{R}^{2}: a \leq x0 answers -
6.13 Sea \( A \) una región no acotada del plano que puede describirse como \[ A=\left\{(x, y) \in \mathbb{R}^{2}: a \leq x0 answers -
Consider the function, f(x) = ax + bx3 + (a + b)x² - cx, and your student number to determine the values of a, b, and c as follows: a-19 b-28 c-22 Use a zero-to-fourth-degree approximation t
Considere la función, \( f(x)=a x^{4}+b x^{3}+(a * b) x^{2}-c x \), y su número de estudiante par determinar los valores de \( a, b \) y \( c \) de la siguiente manera: Utilice aproximación de cer2 answers -
4. Solve the following IVP \[ \begin{array}{l} y^{(4)}-y=0 \\ y(0)=0, \quad y^{\prime}(0)=1, \quad y^{\prime \prime}(0)=0, \quad y^{\prime \prime \prime}(0)=-1 \end{array} \]2 answers -
4. Solve the following IVP \[ \begin{array}{l} y^{(4)}-y=0 \\ y(0)=0, \quad y^{\prime}(0)=1, \quad y^{\prime \prime}(0)=0, \quad y^{\prime \prime \prime}(0)=-1 \end{array} \]2 answers -
Which of the following vector fields is/are irrotational? (Select all that apply) a. \( \frac{y}{x^{2}+y^{2}} \widehat{x}+\frac{-x}{x^{2}+y^{2}} \widehat{y} \) b. \( x \widehat{x}-y \widehat{y}-z \wid1 answer -
\[ \begin{array}{l} d(x, y)=0 \Leftrightarrow x=y \\ d(x, y)=d(y, x) \geq 0 \forall x, y \in X \text { (symmetry) } \\ d(x, y) \leq d(x, z)+d(z, y) \text { (triangle inequality) } \\ \forall x, y \in2 answers -
Exercise 3.21 Find the horizon cones of the following sets: (i) \( F:=\left\{(x, y) \in \mathbb{R}^{2} \mid y \geq x^{2}\right\} \). (ii) \( F:=\left\{(x, y) \in \mathbb{R}^{2}|y \geq| x \mid\right\}2 answers -
Solve the initial value problems \[ \begin{array}{l} \text { 1. } y^{\prime \prime}-y=\left\{\begin{array}{ll} 1, & t3 \end{array} y(0)=1, y^{\prime}(0)=2\right. \end{array} \]2 answers -
Evaluate \( \iiint_{\mathcal{W}} f(x, y, z) d V \) for the function \( f \) and region \( \mathcal{W} \) specified: \[ f(x, y, z)=6(x+y) \quad \mathcal{W}: y \leq z \leq x, 0 \leq y \leq x, 0 \leq x \2 answers -
#2 and #3 please !!
Find the general solution to the following differential equations 1. \( y^{\prime \prime \prime}-3 y^{\prime \prime}+3 y^{\prime}-y=-18 e^{x}+x \) 2. \( y^{\prime \prime \prime}+y^{\prime \prime}-2 y=2 answers -
just 4,6,and 16
In Problems 1 through 20 , find a particular solution \( y_{p} \) of the given equation. In all these problems, primes denote derivatives with respect to \( x \). 1. \( y^{\prime \prime}+16 y=e^{3 x}2 answers -
just 30
In Problems 21 through 30, set up the appropriate form of a particular solution \( y_{p} \), but do not determine the values of the coefficients. 21. \( y^{\prime \prime}-2 y^{\prime}+2 y=e^{x} \sin x2 answers -
Define functions \( f \) and \( g: \mathbb{R}^{2} \rightarrow \mathbb{R} \) by: \[ \begin{aligned} f(x, y) &=\frac{x+y}{2}+\frac{|x-y|}{2} ; \\ g(x, y) &=\left\{\begin{array}{ll} x & \text { if } x \g2 answers -
2 answers
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Vamos a considerar, usando como base el desarrollo visto en clase, el momento angular de un sistema compuesto. Para este ejercicio, tomemos el caso particular en que el momento angular de una de las p0 answers -
Fill in the blanks with the correct form of the verbs saber or conocer. Use the personal a and accent marks when necessary (à, é, i, ó, Ù, ก̄). Use appropriate capitalization. Ana la ciudad de0 answers -
In Problems 1 through 20 , find a particular solution \( y_{p} \) of the given equation. In all these problems, primes denote derivatives with respect to \( x \). 1. \( y^{\prime \prime}+16 y=e^{3 x}2 answers -
Q1) Solve the following equations using variation of parameters: \[ \begin{array}{l} y^{\prime \prime}+y=\tan (x) \\ y^{\prime \prime}+2 y^{\prime}+y=e^{-x} \end{array} \]2 answers -
Let \( x, y, z \) be (non-zero) vectors and suppose \( w=-4 x-8 y-z \). If \( z=-2 x-4 y \), then \( w= \) \[ x+ \] \( y \). Using the calculation above, mark the statements below that must be true. A3 answers -
true or false a constant multiple of the solution of a linear differential equation is also a solution if the set consisting of two solutions f1 and f2 is linearly dependent on an interval I,
pte.] Cierto o Falso rmina si las siguientes aseveraciones son ciertas of falsas. F1. Un múltiplo constante de la solución de una ecuación diferencial lineal es también una solución. C2. Si el co0 answers