Advanced Math Archive: Questions from May 20, 2023
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37) The price \( p \) and the quantity \( x \) sold of a certain product obey the demand equation \[ p=-\frac{1}{2} x+200,0 \leq x \leq 400 \] What price should the company charge to maximize revenue?2 answers -
*Numerical analysis* Approximate the first derivative of the dependent variable with order h (using numerical differentiation) *Análisis numérico* Aproximar la primera derivada de la variable dep
\begin{tabular}{|l|l|} \hline Mass & Distance - mm Area - \( \mathbf{m m}^{\wedge} 2 \) \\ \hline \( 0.374 \mathrm{~kg} \) & 1.5 \\ \hline \( 0.5 \mathrm{~kg} \) & 2 \\ \hline \( 0.98 \mathrm{~kg} \)2 answers -
*Numerical analysis* from the following table , Approximate the first derivative of the dependent variable with order h (using numerical differentiation) *Análisis numérico* de la siguiente tabla,
\begin{tabular}{|l|l|} \hline Mass & Distance - mm Area - \( \mathbf{m m}^{\wedge} 2 \) \\ \hline \( 0.374 \mathrm{~kg} \) & 1.5 \\ \hline \( 0.5 \mathrm{~kg} \) & 2 \\ \hline \( 0.98 \mathrm{~kg} \)2 answers -
*Numerical analysis* From the following table, approximate the first derivative of the dependent variable with order h (using numerical differentiation) *Análisis numérico* de la siguiente tabla, a
\begin{tabular}{|l|l|} \hline Mass & Distance - mm Area - \( \mathbf{m m}^{\wedge} 2 \) \\ \hline \( 0.374 \mathrm{~kg} \) & 1.5 \\ \hline \( 0.5 \mathrm{~kg} \) & 2 \\ \hline \( 0.98 \mathrm{~kg} \)2 answers -
www The negation of the expression Vx 3y Vz [B(x, y) A ((z y) → ¬B(x,z))] is a) 3x Vy 3z [B(x, y) ^ ((z= y) v ¬B(x,z))] b) 3x vy z [B(x, y) ^ ((z #y) ^ B(x,z))] c) ³x y z [B(x, y) v ((z = y) v ¬
The negation of the expression \( \forall x \exists y \forall z[B(x, y) \wedge((z \neq y) \rightarrow \neg B(x, z))] \) is a) \( \exists x \forall y \exists z[B(x, y) \wedge((z=y) \vee \neg B(x, z))]3 answers -
The negation of the expression Vx 3y [((x + y = 0) ^ ( x ≥ 0)) → y ≤ 0 ] is ...... a) 3x Vy [(x + y #0 V x < 0) Ay> 0] b) Vy 3x [(x + y = 0 ^ x ≥ 0) ^ y > 0] c) 3x Vy [(x + y = 0A x
The negation of the expression \( \forall x \exists y[((x+y=0) \wedge(x \geq 0)) \rightarrow y \leq 0] \) is ............ a) \( \exists x \forall y[(x+y \neq 0 \vee x0] \) b) \( \forall y \exists x[(x2 answers -
Find the solution of poison's equatiom \[ \begin{array}{l} \frac{\partial^{2} u}{\partial x^{2}}+\frac{\partial^{2} u}{\partial y^{2}}=x e^{y} \\ 02 answers -
23. y" + 2y' + y = 0, y(0) = 1,_y'(0) = 1
23. \( y^{\prime \prime}+2 y^{\prime}+y=0, \quad y(0)=1, \quad y^{\prime}(0)=1 \)2 answers -
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7. \( y^{\prime \prime}-y^{\prime}-12 y=0 \) 8. \( y^{\prime}=y^{2}-4 \) 9. \( t \frac{d y}{d t}=t^{5} e^{t}+4 y \) 10. \( y^{\prime \prime}-7 y^{\prime}+13=0 \) 11. \[ \begin{array}{l} x^{\prime}=2 x2 answers -
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Lesson 4 1. What are the coordinates of point E? 2. What point is in (2, 4)? 3. Mention a point that is in quadrant II. 4. What point is on the x-axis? 5. What are the coordinates of point A? •
Las preguntas 1 a 7 se refieren a la siguiente grafica de coordenadas. Valor: 7 puntos 1. ¿Cuáles son las coordenadas del punto E? 2. ¿Qué punto se encuentra en \( (2,-4) \) 3. Menciona un punto q2 answers -
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Suponga que \( f(x) \) es diferenciable en \( [0,1], f(0)=0 \) y \( 1 \geq f^{\prime}(x)>0 \). Probar que \[ \left(\int_{0}^{1} f(x) d x\right)^{2} \geq \int_{0}^{1}(f(x))^{3} d x \]2 answers -
Lesson 3: Cubic Function. Graph the cubic function y = x³-x (You must show the procedure)
- Graficar la función cúbica \( y=x^{3}-x \) (Debes mostrar el procedimiento) Valor: 14 puntos2 answers -
Ecuaicon diferencial con tranformada de Laplace
Resuelve la siguiente ecuación diferencial utilizando la metodología de la transformada de Laplace \[ \frac{d^{2} x}{d t^{2}}+2 \frac{d x}{d t}+x=4 \operatorname{Cos}(2 t) \] Dada las condiciones \(2 answers -
transformada z de secuencia
Determina la transformada z de la siguiente secuencia \( \{\operatorname{Sen}(k \omega t\} \) Donde t \( y \omega \) son constantes \( \frac{z \operatorname{Cos}(\omega t)}{z^{2}-2 z \operatorname{Sen2 answers -
Coeficiente An en serie fourier
Determina el coeficiente \( a_{n} \) de la serie de Fourier para la función \[ \begin{array}{c} f(x)=e^{x} ;-\pi2 answers -
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need help fast
posible. \( A+\pi_{1}, A-1 \), \( 24,-2 A-11 \) and \( B+\frac{1}{2} 4 A \) \[ A=\left[\begin{array}{rrr} 0 & -1 & 0 \\ 0 & 3 & -4 \end{array}\right], 11=\left[\begin{array}{rr} -1 & -7 \\ 4 \end{arra2 answers -
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