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Show that |{:(bc,b+c,1),(ca,c+a,1),(ab,...

Show that `|{:(bc,b+c,1),(ca,c+a,1),(ab,a+b,1):}|=(a-b)(b-c)(c-a)`

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|(b+c,a,1),(c+a,b,1),(a+b,c,1)|=

Show that |{:(1,a,a^2),(1 ,b,b^2),(1,c,c^2):}| =(a-b)(b-c)(c-a)

Show that |{:(1,a^2,a^3),(1,b^2,b^3),(1,c^2,c^3):}| =(a-b)(b-c)(c-a)(ab+bc+ca)

Show that |{:(1,a,a^2),(1,b,b^2),(1,c,c^2):}|=(a-b)(b-c)(c-a)

Show that |{:(1,a,a^2),(1,b,b^2),(1,c,c^2):}|=(a-b)(b-c)(c-a)

Without expanding the determinant, prove that |{:(1,bc,b+c),(1,ca,c+a),(1,ab,a+b):}|=|{:(1,a,a^2),(1,b,b^2),(1,c,c^2):}|

Show that |{:(1,a,a^2-bc),(1,b,b^2-ca),(1,c,c^2-ab):}|=0

Match the following from List - I to List - II {:("List-I","List-II"),((I)|{:(1,1,1),(a,b,c),(bc,ca,ab):}|=,(a)(a-b)(b-c)(c-a)),((II)|{:(a,b,c),(a^(2),b^(2),c^(2)),(a^(3),b^(3),c^(3)):}|=,(b)(a-b)(b-c)(c-a)abc),((III)|{:(1,1,1),(a,b,c),(a^(3),b^(3),c^(3)):}|=,(c)(a-b)(b-c)(c-a)(a+b+c)):}

S.T |(1,a,a^2),(1,b,b^2),(1,c,c^2)| = (a-b)(b-c)(c-a) .

SRISIRI PUBLICATION-BOARD MODEL PAPER-1-QUESTIONS
  1. IF overlinea,overlineb,overlinec are non-coplanar, then prove that the...

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  2. Let overlinea=2overlinei+4overlinej-5overlinek,overlineb=overlinei+ove...

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  3. IF overlinea=overlinei+2overlinej-3overlinekand overlineb=3overlinei-o...

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  4. Prove that (cos 9^(@)+sin9^(@))/(cos9^(@)-sin9^(@)) = cot 36^(@).

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  5. Find period of tan(x+4x+9x+…….n^(2)x).

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  6. If sinhx=3" then show that "x=log(3+sqrt10)

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  7. Show that |{:(bc,b+c,1),(ca,c+a,1),(ab,a+b,1):}|=(a-b)(b-c)(c-a)

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  8. If ABCDEF is a regular hexagon with centre O , then P.T bar(AB)+bar(A...

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  9. IF overlinea=overlinei-2overlinej-3overlinek,overlineb=2overlinei+over...

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  10. If A is not an integral multiple of (pi)/(2), prove that (i) tan A +...

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  11. Solve that following equations : 2cos^2theta+3sintheta=0

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  12. Show that: cos(2tan^(-1)1/7)=sin(4^(-1)1/3)

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  13. त्रिभुज ABC में , सिद्ध कीजिए कि tan ""(B-C)/(2)=(b-c)/(b+c)cot "...

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  14. If f: A to B, g:B to C are two bijective functions then prove that gof...

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  15. For all ninNN, prove by principle of mathematical induction that, (1...

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  16. IF A=[{:(1,-2,3),(0,-1,4),(-2,2,1):}] than find (A')^-1.

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  17. Solve the following system of equations by using Cramer,s ruel . 3x...

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  18. If A=(1,-2,-1) , B=(4,0,-3),C= (1,2,-1),D=(2,-4,-5) then find distan...

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  19. sin^2(A/2)+sin^2(B/2)-sin^2(C/2)=1-2cos(A/2)cos(B/2)sin(C/2)

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  20. In a DeltaABC, If a=13 , b=14 , c=15, find R,r,r1,r2andr3.

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