# Recent questions tagged component

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What is the component form of the dot product?
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What is the component form of the dot product?What is the component form of the dot product? ...
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Let $\mathbf{u}=(2,-1,3)$ and $\mathbf{a}=(4,-1,2)$. Find the vector component of $\mathbf{u}$ along a and the vector component of $\mathbf{u}$ orthogonal to a.
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Let $\mathbf{u}=(2,-1,3)$ and $\mathbf{a}=(4,-1,2)$. Find the vector component of $\mathbf{u}$ along a and the vector component of $\mathbf{u}$ orthogonal to a.Let $\mathbf{u}=(2,-1,3)$ and $\mathbf{a}=(4,-1,2)$. Find the vector component of $\mathbf{u}$ along a and the vector component of $\mathbf{u}$ orthog ...
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Express the vector $\mathbf{u}=(2,3,1,2)$ in the form $\mathbf{u}=\mathbf{w}_{1}+\mathbf{w}_{2}$, where $\mathbf{w}_{1}$ is a scalar multiple of $\mathbf{a}=(-1,0,2,1)$ and $\mathbf{w}_{2}$ is orthogonal to a. Express the vector $\mathbf{u}=(2,3,1,2)$ in the form $\mathbf{u}=\mathbf{w}_{1}+\mathbf{w}_{2}$, where $\mathbf{w}_{1}$ is a scalar multiple of $\m ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 What is the form of vector and parametric equations of lines in$R^{2}$and$R^{3}$1 answer 7 views What is the form of vector and parametric equations of lines in$R^{2}$and$R^{3}$What is the form of vector and parametric equations of lines in$R^{2}$and$R^{3}$... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 Match the reasons to the lines of the following proof. 0 answers 11 views Match the reasons to the lines of the following proof. Match the reasons to the lines of the following proof. Let$T$be a triangle with vertices$u, v$, and$w$in$\mathrm{C}$where the vertices are n ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 You may choose the same option for matching more than once. Read through the following proof and match the lines with the reasons given below. 0 answers 8 views You may choose the same option for matching more than once. Read through the following proof and match the lines with the reasons given below. You may choose the same option for matching more than once.&nbsp;Read through the following proof and match the lines with the reasons given below. ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 You may choose the same option for matching more than once. Read through the following proof and spot an error or not in the lines$L 1$to$L 5$. 0 answers 5 views You may choose the same option for matching more than once. Read through the following proof and spot an error or not in the lines$L 1$to$L 5$. You may choose the same option for matching more than once. Read through the following proof and spot an error or not in the lines$L 1$to$L 5$. ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 Define a vector 1 answer 10 views Define a vectorDefine a vector ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 Which of the following statements about principal component analysis (PCA) based on a p×p correlation matrix are true? 0 answers 42 views Which of the following statements about principal component analysis (PCA) based on a p×p correlation matrix are true?Which of the following statements about principal component analysis (PCA) based on a p×p correlation matrix are true? a. Due to the implicit scaling ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 Let$u_{1}=(k, 2,3), u_{2}=(2,3,1), \quad t_{3}=(3,3,2), \quad \mu_{4}=(2,3,1)$be vectors in$\mathbf{R}^{3}$. Which of the vectors, if any, are equal? 1 answer 55 views Let$u_{1}=(k, 2,3), u_{2}=(2,3,1), \quad t_{3}=(3,3,2), \quad \mu_{4}=(2,3,1)$be vectors in$\mathbf{R}^{3}$. Which of the vectors, if any, are equal?Let$u_{1}=(k, 2,3), u_{2}=(2,3,1), \quad t_{3}=(3,3,2), \quad \mu_{4}=(2,3,1)$be vectors in$\mathbf{R}^{3}$. Which of the vectors, if any, are equa ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 Let$\underline{u}=(12,-2)$and$\underline{v}=(3,0 \quad 1)$be vectors$m \mathbb{R}^{3}$0 answers 62 views Let$\underline{u}=(12,-2)$and$\underline{v}=(3,0 \quad 1)$be vectors$m \mathbb{R}^{3}$(a) Let$\underline{u}=(12,-2)$and$\underline{v}=(3,0 \quad 1)$be vectors$m \mathbb{R}^{3}$(i) Calculate$\underline{u} \times \underline{v}$(ii ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 The resistance of an electrical component is measured. The following meter readings are obtained. What is the resistance? 1 answer 257 views The resistance of an electrical component is measured. The following meter readings are obtained. What is the resistance? The resistance of an electrical component is measured. The following meter readings are obtained. What is the resistance? ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 Explain, in terms of the area under the$v(t)$curve for the object, why the acceleration term includes the factor$\dfrac{1}{2}$1 answer 86 views Explain, in terms of the area under the$v(t)$curve for the object, why the acceleration term includes the factor$\dfrac{1}{2}$For an object experiencing acceleration, the expression for position as a function of time is$x(t)=x_i+v_{x,i}t+\dfrac{1}{2}a_xt^2$. Explain, in term ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 How is the curvature of an$x(t)$curve related to the sign of the$x$component of acceleration? 1 answer 74 views How is the curvature of an$x(t)$curve related to the sign of the$x$component of acceleration?How is the curvature of an &nbsp;$x(t)$&nbsp;curve related to the sign of the &nbsp;$x\$ component of acceleration? ...
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Principal components analysis is useful for ...
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Principal components analysis is useful for ...Principal components analysis is useful for ... ...
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What is the difference between Linear Discriminant Analysis (LDA) and Principal Component Analysis (PCA)?
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What is the difference between Linear Discriminant Analysis (LDA) and Principal Component Analysis (PCA)?What is the difference between Linear Discriminant Analysis (LDA) and Principal Component Analysis (PCA)? ...
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Your manager has asked you to run PCA. Would you remove correlated variables first? Why?
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Your manager has asked you to run PCA. Would you remove correlated variables first? Why?You are given a data set. The data set contains many variables, some of which are highly correlated and you know about it. Your manager has asked you ...
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Is rotation necessary in PCA? If yes, Why? What will happen if you don’t rotate the components?
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Is rotation necessary in PCA? If yes, Why? What will happen if you don’t rotate the components?Is rotation necessary in PCA? If yes, Why? What will happen if you don’t rotate the components? ...
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Your manager has asked you to run PCA. Would you remove correlated variables first? Why?
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Your manager has asked you to run PCA. Would you remove correlated variables first? Why?You are given a data set. The data set contains many variables, some of which are highly correlated and you know about it. Your manager has asked you ...
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Explain Principle Component Analysis (PCA)
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Explain Principle Component Analysis (PCA)Explain Principle Component Analysis (PCA) ...
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A force of 200 N, acting at 60 degrees to the horizontal, accelerates a block of mass 50 kg along a horizontal plane.
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A force of 200 N, acting at 60 degrees to the horizontal, accelerates a block of mass 50 kg along a horizontal plane.A force of 200 N, acting at 60 degrees to the horizontal, accelerates a block of mass 50 kg along a horizontal plane. a) Calculate the component of t ...
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What is a Component in graph theory?
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What is a Component in graph theory?What is a Component in graph theory? ...
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Discuss Briefly Data “information” As One Component Of Gis
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Discuss Briefly Data “information” As One Component Of GisDiscuss Briefly Data “information” As One Component Of Gis ...
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Describe ways to indicate an element or component’s state that aren’t entirely reliant on visuals.
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Describe ways to indicate an element or component’s state that aren’t entirely reliant on visuals.Describe ways to indicate an element or component’s state that aren’t entirely reliant on visuals. ...
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