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Simplify: [5-3x+2y-(2x-y)]-(3x-7y+9)...

Simplify: `[5-3x+2y-(2x-y)]-(3x-7y+9)`

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RD SHARMA ENGLISH-ALGEBRAIC EXPRESSIONS AND IDENTITIES-All Questions
  1. Subtract the sum of 2x-x^2+5\ a n d-4x-3+7x^2from\ 5.

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  2. Simplify: x^2-3x+5-1/2(3x^2-5x+7)

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  3. Simplify: [5-3x+2y-(2x-y)]-(3x-7y+9)

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  4. Simplify: (11)/2x^2y-9/4x y^2+1/4x y-1/(14)y^2x+1/(15)y x^2+1/2x y

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  5. Simplify: (1/3y^2-4/7y+11)-(1/7y-3+2y^2)-(2/7y-2/3y^2+2)

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  6. Simplify: -1/2a^2b^2c+1/3a b^2c-1/4a b c^2-1/5c b^2a^2+1/6c b^2a-1/7c...

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  7. Find the product of the following pairs of polynomials: 4,\ 7x (ii...

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  8. Find the areas of rectangles with the following pairs of monomials a...

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  9. Multiply : 3a b^2c^3\ b y\ 5a^3b^2c (ii) 4x^2y z\ b y-3/2x^2y z^2

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  10. Multiply : -8/5x^2y z^3\ b y\ -3/4x y^2z (ii) 3/(14)x^2y \ by\ 7/2x^...

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  11. Find the volume of the rectangular boxes with following length, brea...

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  12. Multiply: -6a^2b c ,2a^2b\ a n d-1/4 (ii) 4/9a^5b^2,\ 10 a^3b\ a ...

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  13. Multiply: 3,15 x\ a n d-23 x^2y (ii) x , x^2y z\ a n d-3/7x y z^2

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  14. Find each of the following products: (-2x^2)xx(7a^2x^7)xx(6a^5x^5) ...

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  15. Multiply each of the monomial : 3x y z ,5x ,0

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  16. Multiply each of the monomial : 6/5a b ,5/6b c ,(12)/9a b c

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  17. Multiply each of the monomial : 3/4x^2y z^2,\ 0. 5 x y^2z^2,\ 1. 16 x^...

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  18. Multiply each of the monomial : 20 x^(10)y^(20)z^(30),\ (10 x y z)^2

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  19. Multiply each of the monomial : (-3x^2y),\ (4x y^2z),\ (-x y^2z^2)a n ...

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  20. Express the following product as a monomial : (x^3)xx(7x^5)xx(1/5x^2)x...

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