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A particle just clears a wall of heig...

A particle just clears a wall of height b at distance a and strikes the ground at a distance c from the point of projection. The angle of projection is (1) `tan^(-1)b/(a c)` (2) `"45"^o` (3) `tan^(-1)(b c)/(a(c-a)` (4) `tan^(-1)(b c)/a`

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CENGAGE ENGLISH-DETERMINANTS-All Questions
  1. If A1,B1,C1, , are respectively, the cofactors of the elements a1, b1c...

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  2. Solve for x |x-2 , 2x-3, 3x-4,x-4 ,2x-9, 3x-16 ,x-8, 2x-27, 3x-64|=0.

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  3. A particle just clears a wall of height b at distance a and strikes...

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  4. Without expanding evaluate the determinant |[sinalpha,cosalpha,sin(alp...

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  5. If y=sinm x , then the value of the determinant |y y1y2y3y4y5y6y7y8|,w...

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  6. Find the value of the determinant |[1, 1, 1, 1],[ 1, 2, 3, 4],[ 1, 3, ...

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  7. The parameter on which the value of the determinant |[1,a...

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  8. If x=c y+b z ,y=a z+c x ,z=x+a y ,w h e r e .x ,y ,z are not all zer...

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  9. If |[b^2+c^2,a b,a c],[ a b, c^2+a^2,b c],[c a, c b, a^2+b^2]|=k a^2b^...

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  10. The value of |-1 2 1 3+2sqrt(2) 2+2sqrt(2) 1 3-2sqrt(2...

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  11. Find the following system of equations is consistent, (a+1)^3x+(a+2...

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  12. Prove the identities: |[b^2+c^2,ab, ac],[ba,c^2+a^2,bc],[ca, cb ,a^2+...

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  13. If |1 1 1a b c a^3b^2c^3|=(a-b)(b-c)(c-a)(a+b+c),w h e r ea ,b ,c are...

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  14. Prove that [[1+a^2+a^4, 1+a b+a^2b^2 ,1+a c+a^2c^2],[ 1+a b+a^2b^2, 1+...

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  15. The determinant |y^2-x y x^2a b c a ' b ' c '| is equal to a.|b x+a ...

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  16. If x , y , z are in A.P. , then the value of the determinant |[a+2,...

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  17. Prove that |{:((b+x)(c+x),,(c+x)(a+x),,(a+x)(b+x)),((b+y)(c+y) ,,(c+y)...

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  18. If a+b+c=0, one root of [[a-x, c, b],[c, b-x, a],[ b, a, c-x]]=0 is ...

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  19. Factorize the following |[3,a+b+c,a^3+b^3+c^3],[a+b+c,a^2+b^2+c^2,a^4+...

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  20. Let {D1, D2, D3 ,Dn} be the set of third order determinant that can be...

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