Category: Vector

Question Number 141129 by bobhans last updated on 16/May/21 $$Forwhatvaluesof\lambda arethe$$$$vectors\lambda \hat{i}+2\hat{j}+\hat{k},3\hat{i}+4\hat{j}+\lambda \hat{k}$$$$,\hat{j}+\hat{k}coplanar$$ Answered…

Question Number 9970 by Tawakalitu ayo mi last updated on 19/Jan/17 Answered by mrW1 last updated on 19/Jan/17 $$theresultisazerovectorornullvector\left(\overrightarrow{0}\right).$$$$azeroornullvectorhasnomagnitude.$$ Commented…

Question Number 9756 by tawakalitu last updated on 31/Dec/16 $$\mathrm{What}\mathrm{is}\mathrm{the}\mathrm{equation}\mathrm{of}\mathrm{the}\mathrm{straight}\mathrm{line}$$$$\mathrm{passing}\mathrm{through}\mathrm{the}\mathrm{point}\hat{\mathrm{i}}-2,\mathrm{k}\mathrm{and}$$$$3\mathrm{k}-2\mathrm{j}.\mathrm{Find}\mathrm{where}\mathrm{the}\mathrm{line}\mathrm{cut}\mathrm{the}\mathrm{plane}$$$$\mathrm{through}\mathrm{the}\mathrm{origin}\mathrm{and}\mathrm{the}\mathrm{point}4\mathrm{j}\mathrm{and}2\hat{\mathrm{i}}+\mathrm{k}$$ Terms of Service Privacy Policy…

Question Number 9715 by tawakalitu last updated on 28/Dec/16 $$\mathrm{Vector}\overrightarrow{\mathrm{A}}\mathrm{of}\mathrm{magnitude}20\mathrm{unit},\mathrm{lies}\mathrm{in}\mathrm{the}$$$$\mathrm{direction}45°\mathrm{S}\mathrm{of}\mathrm{E}\mathrm{while}\mathrm{vector}\overrightarrow{\mathrm{B}}\mathrm{of}\mathrm{magnitude}$$$$30\mathrm{units}\mathrm{in}\mathrm{the}\mathrm{direction}60°\mathrm{W}\mathrm{of}\mathrm{N}.$$$$\mathrm{calculate}\mathrm{the}\mathrm{scaler}\mathrm{product}\overrightarrow{\mathrm{A}}\cdot \overrightarrow{\mathrm{B}}$$ Answered by sandy_suhendra…

Question Number 140690 by liberty last updated on 11/May/21 $$\mathrm{Vector}$$$$\mathrm{let}{\mathcal{L}}_1=\mathrm{AC}\mathrm{where}\mathrm{A}=(2,-1,3)\mathrm{and}$$$$\mathrm{C}=(1,0,-5)\mathrm{and}\mathrm{let}{\mathcal{L}}_2=\mathrm{BD}\mathrm{where}$$$$\mathrm{B}=(1,3,0)\mathrm{and}\mathrm{D}=(3,-4,1).\mathrm{Determine}$$$$\mathrm{the}\mathrm{distance}\mathrm{between}{\mathcal{L}}_1\mathrm{and}{\mathcal{L}}_2.$$ Answered…