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The blank space is filled by : (x+a) (x-...

The blank space is filled by :
(x+a) (x-a) = .................... .

A

`a^2 -x^2`

B

`x^2-a^2`

C

`a^2-x^2`

D

`a+x`

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MBD-ALGEBRAIC EXPRESSIONS AND IDENTITIES-EXERCISE
  1. The blank space is filled by : (x+a) (x-a) = .................... .

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  2. What are the co-efficients of x andc y in the following expression ? ...

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  3. What are the co-efficients of x andc y in the following expression ? 8...

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  4. What are the co-efficients of x and y in the following expression ? yz...

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  5. What are the co-efficients of x andc y in the following expression ? m...

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  6. Classify the following expression as a monomial ,a binomial or a trino...

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  7. Classify the following expression as a monomial ,a binomial or a trino...

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  8. Classify the following expression as a monomial ,a binomial or a trino...

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  9. Classify the following expression as a monomial ,a binomial or a trino...

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  10. Classify the following expression as a monomial ,a binomial or a trino...

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  11. Classify the following expression as a monomial ,a binomial or a trino...

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  12. Add: 7xy-2y and 3x-4y.

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  13. Add: 3x-5y+7,2x-y+5 and 3x + 2y -8.

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  14. Add: 3x + 5y -4,-9x + 4y and 2x-5y+7.

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  15. Add: 5px+7q-r,2px+3r and =px+2q+r.

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  16. Subtract: 5x-3y-4 from 8x-7y+5.

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  17. subtract 24ab – 10b – 18a from 30ab + 12b + 14a.

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  18. Find the product of the following pairs of monomials. 4,3p

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  19. Find the product of the following pairs of monomials. 5x,-3y

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  20. Find the product of the following pairs of monomials. 5x,4x^2

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  21. Find the product of the following pairs of monomials. 5x,-4xyz

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