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If a^(2)+b^(2)+c^(2)=-2 and |{:(1+a^...

If `a^(2)+b^(2)+c^(2)`=-2 and
`|{:(1+a^(2)x,(1+b^(2))x,(1+c^(2))x),((1+a^(2))x,1+b^(2)x,(1+c^(2))x),((1+a^(2))x,(1+b^(2))x,(1+c^(2))x):}|` then f(x) is a polynomial of degree

A

1

B

0

C

3

D

2

Text Solution

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The correct Answer is:
D
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DISHA PUBLICATION-DETERMINANTS-EXERCISE -2 CONCEPT APPLICATOR
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  3. The value of the determinant |{:(1 ,(5^(2x)-5^(-2x))^(2),(5^(2x)-5^(-2...

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  4. If a^(2)+b^(2)+c^(2)=-2 and |{:(1+a^(2)x,(1+b^(2))x,(1+c^(2))x),((...

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  6. If Sr = alpha^r + beta^r + gamma^r then show that |[S0,S1,S2],[S1,S2,S...

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  7. If f(x) = |{:(cos^(2)x, cosx.sinx, -sin x),(cos x sinx ,sin^(2)x ,cos ...

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  8. the value of the determinant |{:((a(1)-b(1))^(2),,(a(1)-b(2))^(2),,...

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  9. f'(x) = |{:(cos x , x , 1),(2sin x,x^(2),2x),(tan x, x,1):}| . The val...

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  10. If the matrix A = [{:(y+a,b,c),(a,y+b,c),(a,b,y+c):}] has rank 3, then

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  11. If the system of linear equations x1 + 2x2 + 3x3 = 6, x1 + 3x2 + 5x3 =...

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  13. Let A=[a(ij)](3xx3) be such that a(ij)=[{:(3, " when",hati=hatj),(0,,h...

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  14. Let lambda "and" alpha be real. Let S denote the set of all values of ...

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  15. Prove that the value of each the following determinants is zero: |s...

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  17. If the sides of a DeltaABC and a, b, c and |{:(a^(2),b^(2),c^(2)),((a+...

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  18. Supposealpha ,beta , gamma in R are such that sin alpha, sin beta , s...

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  19. If Delta(x)=|[sin2x, e^x sinx+x cosx, sinx+x^2 cosx] , [cosx+sinx, e^x...

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  20. Given that matrix A[(x,3,2),(1,y,4),(2,2,z)]. If xyz=60 and 8x+4y+3z=2...

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