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Prove the orthogonal projection theorem
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Prove the orthogonal projection theoremProve the orthogonal projection theorem ...
by MathsGee Platinum
(102,806 points)
asked in Mathematics Jan 13
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Is it possible to have $\operatorname{proj}_{\mathrm{a}} \mathbf{u}=\operatorname{proj}_{\mathbf{u}} \mathbf{a} ?$ Explain.
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What is the form of vector and parametric equations of lines in $R^{2}$ and $R^{3}$
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Find the equation of the plane that contains the $z$-axis and the point $(3,1,2)$.
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Match the reasons to the lines of the following proof.
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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 ...
by MathsGee Platinum
(102,806 points)
asked in Mathematics Jan 13
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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.
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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 $L 5$.

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Using the substitution $x=v y$ or otherwise, find the general solution of the differential equation.
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Using the substitution $x=v y$ or otherwise, find the general solution of the differential equation.Consider the differential equation $\frac{d x}{d y}=\frac{y^{2}+y^{2} e^{\left(\frac{x}{y}\right)^{2}}+2 x^{2} e^{\left(\frac{x}{y}\right)^{2}}}{2 x y ...
by MathsGee Platinum
(102,806 points)
asked in Mathematics Jan 13
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Find the intercepts on the $x$ - and $y$-axes (if any) for the function $f(x)=\frac{x^{2}-3}{x+2}$ and discuss symmetry.
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For an infinite sheet of positive charge, the electric field lines:
1 answer 46 views
For an infinite sheet of positive charge, the electric field lines:For an infinite sheet of positive charge, the electric field lines: w) run parallel to the sheet of charge x) are perpendicular to the sheet of char ...
by Digitized Wooden
(1,150 points)
asked in Physics Oct 5, 2021
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Show that the lines intersect and find their point of intersection
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Show that the lines intersect and find their point of intersectionShow that the lines \(\overline{r_{1}}=3\hat{i}+2\hat{j}-4\hat{k}+\lambda (\hat{i}+2\hat{j}+2\hat{k})\) and \(\overline{r_{2}}=5\hat{i}-2\hat{j}+\m ...
by ernabiss Wooden
(174 points)
asked in Mathematics Sep 21, 2021
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How do I know if two straight lines are parallel?
1 answer 94 views
How do I know if two straight lines are parallel?How do I know if two straight lines are parallel? ...
by MathsGee Platinum
(102,806 points)
asked in Mathematics Apr 8, 2021
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What is the measure of the angle between perpendicular lines?
0 answers 88 views
What is the measure of the angle between perpendicular lines?What is the measure of the angle between perpendicular lines? ...
by Student SIlver Status
(10,386 points)
asked in Mathematics Feb 7, 2021
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Vertical lines go in which direction?
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Vertical lines go in which direction?Vertical lines go in which direction? ...
by Student SIlver Status
(10,386 points)
asked in Mathematics Feb 7, 2021
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What term is used to describe two lines that do not meet at any point?
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What term is used to describe two lines that do not meet at any point?What term is used to describe two lines that do not meet at any point? ...
by anonymous
asked in Mathematics Dec 22, 2020
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How are transmission lines protected from lightning strikes?
0 answers 59 views
How are transmission lines protected from lightning strikes?How are transmission lines protected from lightning strikes? ...
by MathsGee Platinum
(102,806 points)
asked in Physics Sep 15, 2020
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What is the major drawback of the use of two parallel lines in a capacitor?
1 answer 100 views
What is the major drawback of the use of two parallel lines in a capacitor?What is the major drawback of the use of two parallel lines in a capacitor? ...
by Student SIlver Status
(10,386 points)
asked in Physics Sep 5, 2020
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Why is it that positive electric fields of lines are radially outwards?
0 answers 110 views
Why is it that positive electric fields of lines are radially outwards?Why is it that positive electric fields of lines are radially outwards? ...
by Student SIlver Status
(10,386 points)
asked in Physics Sep 5, 2020
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How are the gradients of parallel or perpendicular lines related to the gradient of a known line?
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What is the SI unit for measuring the number of lines of flux?
1 answer 137 views
What is the SI unit for measuring the number of lines of flux?What is the SI unit for measuring the number of lines of flux? ...
by MathsGee Platinum
(102,806 points)
asked in Physics Aug 26, 2019
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WHat are flux lines in magnetism?
1 answer 65 views
WHat are flux lines in magnetism?WHat are flux lines in magnetism? ...
by MathsGee Platinum
(102,806 points)
asked in Physics Aug 26, 2019
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Why dont electric field lines ever meet?
3 answers 83 views
Why dont electric field lines ever meet?Why dont electric field lines ever meet? ...
by MathsGee Platinum
(102,806 points)
asked in Physics Aug 26, 2019
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