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Evaluate the following determinates |{...

Evaluate the following determinates
`|{:(0,1,sectheta),(tantheta,-sectheta,tantheta):}|`

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The correct Answer is:
`sec^2theta`
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KUMAR PRAKASHAN-DETERMINANTS -Practice Work
  1. Evaluate the following determinates |{:(logab,1),(1,logba):}|

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  2. Evaluate the following determinates |{:(-1,3,4),(1,9,12),(9,9,12):}|

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  3. Evaluate the following determinates |{:(0,1,sectheta),(tantheta,-sec...

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  4. If |{:(x+1,x-1),(x-3,x+2):}|=|{:(4,-1),(1,3):}| then find x

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  5. If |{:(1,2,x),(1,1,1),(2,1,-1):}|=0 then find x.

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  6. If |{:(4,x),(-3,5):}|=8 then find x.

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  7. If |{:(m,-2),(5,2m):}|=|{:(5,-4),(5,3):}| then find m

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  8. If |{:(x,1,2),(1,0,3),(5,-1,4):}|=0 then find x

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  9. Using the property of determinants and without expanding prove the fol...

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  10. Using the property of determinants and without expanding prove the fol...

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  11. Using the property of determinants and without expanding prove the fol...

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  12. Using the property of determinants and without expanding prove the fol...

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  13. Using the property of determinants and without expanding prove the fol...

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  14. Using the properties of determinants, solve the following for x |{:(...

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  15. Prove that |{:(a+1,1,1),(1,b+1,1),(1,1,c+1):}|=abc(1/a+1/b+1/c+1)

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  16. Using the properties of determinants, prove the following |{:((b+c)^...

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  17. Using the properties of determinants, prove the following |{:((x-2)^...

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  18. Using the properties of determinants, prove the following It 2s=a+b+...

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  19. Using the properties of determinants, prove the following |{:(a^2,b^...

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  20. If p^(th),q^(th)and r^(th) tern of G.P are a,b and c respectively then...

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