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Find the product (a-b-c) (a ^(2) + b ^(2...

Find the product `(a-b-c) (a ^(2) + b ^(2) + c ^(2) - ab + bc-ca)` without actual multiplication.

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NCERT TELUGU-POLYNOMIALS AND FACTORISATION -DO THESE
  1. Is the polynomial 2 x ^(2) + 3 xy + 5y ^(2) in one variable ?

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  2. Write the formulae of area and volume of different solid shapes. Find ...

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  3. Write the degree of each of the following polynomials (i) 7x ^(3) + ...

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  4. Write the coefficient of x ^(2) in each of the following br> (i) 15 - ...

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  5. Find the vaoue of each of the folllowing polynomials for the indicated...

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  6. Divide 3y ^(3) + 2y ^(2) + y by 'y' and write division face

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  7. Divide 4p ^(2) + 2p +2 by '2p' and write division fact.

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  8. Fractorise the following (i) 6x ^(2) + 19 x + 15

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  9. Factors of 10 m ^(2) - 31m - 132

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  10. Factors of 12 x ^(2) + 11 x +2

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  11. Find the following using appropriate identities (i) (x +5) (x+5) (...

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  12. Factorise the following using appropriate identities (i) 49 a ^(2) +...

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  13. Write ( p + 2q + r) ^(2) in expanded from.

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  14. Expand (4x - 2y-3z) ^(2) using identity

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  15. Fractorise 4a ^(2) + b ^(2) + c ^(2) -4ab + 2bc-4ca using suitable ide...

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  16. Expand (x + 1) ^(3) using an identity

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  17. Compute (x-1) ^(3)

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  18. Factorise a ^(3) - 3a^(2) b + 3ab ^(2) -b ^(3)

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  19. Find the product (a-b-c) (a ^(2) + b ^(2) + c ^(2) - ab + bc-ca) witho...

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  20. Fractorise 27a ^(3) + b ^(3) + 8c^(3) -18-18 abc using identity.

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