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Find the product: (m^2-n^2)(2m+n)....

Find the product:
(m^2-n^2)(2m+n).

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If cot theta+cos theta=m, cot theta-cos theta=n , show that : (m^2-n^2)^2=16mn .

Find the value of : m^3-1/n^3 , if m-1/n=13/2 and m/n=7/2 .

If cosalpha/cosbeta=m and cosalpha/sinbeta=n then Show that (m^2+n^2) cos^2beta=n^2 .

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MBD-ALGEBRAIC EXPRESSIONS AND IDENTITIES-EXERCISE
  1. Find the product: (p+3q) (3p-q)

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  2. Use suitable indentity to get each of the following products: (x^2+y^2...

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  3. Find the product: (m^2-n^2)(2m+n).

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  4. Use suitable indentity to get each of the following products: (m+3) (m...

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  5. Use suitable indentity to get each of the following products: (2x+8) (...

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  6. Use suitable indentity to get each of the following products: (2p-5)(2...

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  7. Use suitable indentity to get each of the following products: (3x-1/3)...

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  8. Use suitable indentity to get each of the following products: (2.1y -0...

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  9. Use suitable indentity to get each of the following products: (x^2+y^2...

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  10. Use the identity:(x+a)(x+b)=x^2+(a+b)x+ab ,for finding the following ...

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  11. Use the identity:(x+a)(x+b)=x^2=(a+b)x+ab ,for finding the following ...

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  12. Use the identity:(x+a)(x+b)=x^2=(a+b)x+ab ,for finding the following ...

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  13. Use the identity:(x+a)(x+b)=x^2+(a+b)x+ab ,for finding the following ...

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  14. Use the identity:(x+a)(x+b)=x^2=(a+b)x+ab ,for finding the following ...

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  15. Find the following squares by using the identities. (2x+3y)^2

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  16. Find the following squares by using the identities. (4p-3q)^2

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  17. Find the following squares by using the identities. (3/2 x +2/3 y)^2

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  18. Find the following squares by using the identities. (3mn+2n)^2

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  19. Find the following squares by using the identities. (0.3a-0.5b)^2

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  20. Simplify: (x^2+y^2)^2.

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