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Write the coefficient of: (i) y^2 in 9...

Write the coefficient of:
(i) `y^2` in `9x y^2z` (ii) `x^3` in `x^3+1` (iii)`x^2` in `-x^2`

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RD SHARMA ENGLISH-ALGEBRAIC EXPRESSIONS-All Questions
  1. Write the coefficient of: (i)y in -3y (ii) a in 2a b

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  2. Write the coefficient of: (i)z in -7x y z (ii) p in -3p q r

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  3. Write the coefficient of: (i) y^2 in 9x y^2z (ii) x^3 in x^3+1 (ii...

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  4. Write the numerical coefficient of each of the following: (i) x y\ ...

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  5. Write the numerical coefficient of each of the following: (i) 7a b ...

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  6. Write the numerical coefficient of each terms in the following algeb...

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  7. Write the constant term of each of the following algebraic expressio...

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  8. Evaluate each of the following expressions for x=-2,\ y=-1,\ z=3: ...

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  9. Evaluate each of the following algebraic expressions for x=1,\ y=-1,...

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  10. Add 4x y ,\ 12 x y and 3x y .

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  11. Add 3a^2b ,\ 2a^2b ,\ 13 a^2b and a^2bdot

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  12. Add -7x y ,\ -3x y and -9x ydot

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  13. Add -4a^2y ,-4a^2y ,\ -10 a^2y and -3a^2ydot

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  14. Add 4x^2y ,\ 8x^2y and -2x^2ydot

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  15. Add 4a b ,\ -7a b ,\ -10 a b\ a n d\ 3a bdot

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  16. Add the following: (i)3x+2y\ a n d\ x+y (ii) x+y+3\ a n d\ 3x+2y+...

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  17. Add: (i) x y^2+4x^2y-7x^2y-3x y^2+3\ a n d\ x^2y+x y^2 (ii) 5x^2+7...

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  18. Subtract: (i)5x from 9x (ii) -7x from 5x (iii)-8a from -3a

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  19. Subtract: a^2-3a b from 2a^2-7a b

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  20. Subtract: x^2-3x y+7y^2-2 from 6x y-4x^2-y^2+5

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