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Factrorise the following using appropria...

Factrorise the following using appropriate identities.
`4y^(2)-4y+1`

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The correct Answer is:
`(2y-1)(2y-1)`
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SUBHASH PUBLICATION-POLYNOMIALS-EXERCISE 4.5
  1. Evaluate the following products without multiplying directly. 104xx9...

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  2. Factrorise the following using appropriate identities. 9x^(2)+6xy+y^...

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  3. Factrorise the following using appropriate identities. 4y^(2)-4y+1

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  4. Factrorise the following using appropriate identities. x^(2)-(y^(2))...

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  5. Expand each of the following , using suitable identities. (x+2y+4z)...

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  6. Expand each of the following , using suitable identities. (2x-y+z)^...

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  7. Expand each of the following , using suitable identities. (-2x+3y+2z...

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  8. Expand each of the following , using suitable identities. (3a-7b-c)...

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  9. Expand each of the following , using suitable identities. (-2x+5y-3z...

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  10. Expand each of the following , using suitable identities. (a/4-b/2+...

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  11. Factorise : - 4x^(2) +9y^(2)+16z^(2)+12xy-24yz-16xz

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  12. Factorise : - 2x^(2)+y^(2)+8z^(2)-2sqrt(2)xy+4sqrt(2)yz-8xz

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  13. Write the following cubes in expanded form. (2x+1)^(3)

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  14. Write the following cubes in expanded form. (2a-3b)^(3)

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  15. Write the following cubes in expanded form. [3/2x+1]^(3)

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  16. Write the following cubes in expanded form. (x-2/3y)^(3)

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  17. Evaluate using the suitable identity. (99)^(3)

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  18. Evaluate using the suitable identity. (102)^(3)

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  19. Evaluate using the suitable identity. (998)^(3)

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  20. Factorise each of the following . 8a^(3)+b^(3)+12a^(2)b+6ab^(2)

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