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ગણિત ધોરણ 12 સિમેસ્ટર 4

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ગણિત

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CBSE Gujarat Board Haryana Board

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Class 10 Class 12

20 માનવાળો અને negative 3 straight i with hat on top space plus space 2 square root of 3 space straight j with hat on top space minus space 2 straight k with hat on top  ની દિશાની વિરુદ્ધ દિશાનો સદિશ શોધો.


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નીચેના સદિશનું માન શોધો :
open parentheses 2 comma space 3 comma space square root of 3 close parentheses


અહીં,  stack straight x space with bar on top space equals space open parentheses 2 comma space 3 comma space square root of 3 close parentheses

therefore space stack straight x space with bar on topનું માન 

equals space open vertical bar space stack straight x space with bar on top close vertical bar space equals space square root of 2 squared space plus space 3 squared space plus space open parentheses square root of 3 close parentheses squared end root


space space space space space space space space space space equals space square root of 4 space plus space 9 space plus space 3 end root

space space space space space space space space space space equals space square root of 16 space equals space bold 4


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2 straight i with hat on top space minus space 2 straight j with hat on top space plus space straight k with hat on top  ની દિશામાં એકમ સદિશ શોધો.

નીચેના સદિશનું માન શોધો :
3 space straight i with hat on top space minus space 4 straight k with hat on top


stack straight x space with bar on top space equals space 3 straight i with hat on top space plus space 4 straight j with hat on top space minus space 5 straight k with hat on top space space bold અન ે bold space space stack straight y space with bar on top space equals space 2 straight i with hat on top space plus space straight j with hat on top comma, સદિશો માટે stack straight x space with bar on top space plus space 2 stack space straight y space with bar on topની દિશામાં એકમ સદિશ મેળવો.


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