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Factories 7sqrt2 k^(2)-10k-4sqrt2...

Factories `7sqrt2 k^(2)-10k-4sqrt2`

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The correct Answer is:
`(K-sqrt2) (7sqrt2 k+4)`
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7sqrt(2)x^(2)-10x-4sqrt(2)

Factorize of the expression: 7sqrt(2)x^(2)-10x-4sqrt(2)

The locus of the point of intersection of the lines, sqrt(2)x-y+4sqrt(2)k=0" and "sqrt(2)kx+ky-4sqrt(2)=0 (k is any non-zero real parameter), is:

The values of k for which the expression kx^(2)+(k+1)x+2 will be a perfect square of linear factor are (i)3+-2sqrt(2)(ii)4+-2sqrt(2) (iii)6(iv) 5

The locus of the point of intersection of lines sqrt3x-y-4sqrt(3k) =0 and sqrt3kx+ky-4sqrt3=0 for different value of k is a hyperbola whose eccentricity is 2.

The equation sqrt((x-5)^(2)+y^(2))+sqrt((x+5)^(2)+y^(2))=k represents (A) Line segment if k=10 (B) Ellipse if k>10 (C) Line segment if k=5 (D) Ellipse if 0< k <10

A non-zero vector vec a is such that its projections along vectors (hat i+hat j)/(sqrt(2)),(-hat i+hat j)/(sqrt(2)) and hat k are equal,then unit vector along vec a is (sqrt(2)hat j-hat k)/(sqrt(3))b(hat j-sqrt(2)hat k)/(sqrt(3)) c.(sqrt(2))/(sqrt(3))hat j+(hat k)/(sqrt(3))d.(hat j-hat k)/(sqrt(2))

CBSE COMPLEMENTARY MATERIAL-POLYNOMIALS-Part C
  1. Find the sum of remainders when x^(3)-3x^(2)+4x-4 is divided by (x-1) ...

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  2. Find the product (p-1/p)(p+1/p)(p^2+1/(p^2))(p^4+1/(p^4)).

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  3. Factories 7sqrt2 k^(2)-10k-4sqrt2

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  4. Simplify: (3x-4y)^(3)-(3x+4y)^(3)

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  5. Use appropriate identity, expand (2a)^(3)+b^(3)+(3c)^(3)-18abc.

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  6. Simplify (x+y+z)^(3)-(x-y-z)^(2).

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  7. Factories 125x^(3)+8y^(3)+z^(3)-30xyz.

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  8. x+2 is a factor of polynomial ax^(3)+bx^(2)+x-2 and the remainder 4 is...

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  9. If the polynomials a x^3+4 x^2 + 3x -4 and x^3 - 4x + a leave the sam...

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  10. If ((9)/(10))^(3) -(2/5)^(3)-(1/2)^(3)=(x)/(50), find x

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  11. If (x-3) and (x-1/3) are factors of the polynomial px^(2)+3x+r, show t...

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  12. Using identify, find the value of (-7)^(3)+(5)^(3)+(2)^(3).

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  13. Find the dimensions of cube whose volume is given by the expression. 4...

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  14. Given possible expression for the length and breadth of each of the fo...

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  15. A literacy caompaign was organised by Class IX girl students under NSS...

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  16. Under tree plantation programme students of Class IX planted total (3x...

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  17. I f a+b+c=0,f i n d t h e v a l u e((b+c)^2)/(b c)+((c+a)^2)/(c a)+((a...

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  18. Simplify: ((a^2-b^2)^3+(b^2-c^2)^3+(c^2-a^2)^3)/((a-b^3+(b-c)^3+(c-a)^...

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  19. .Factorise: (2a-b-c)^(3)+(2b-c-a)^(3)+(2c-a-b)^(3)

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  20. If the polynomial 4x^(3)-16x^(2)+ax+7 is exactly divisible by x-1, the...

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