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Find the values of the following polynom...

Find the values of the following polynomials at `a = -2 and b = 3` :
`a^2 + b^2 - ab- b^2-a^2`

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NCERT EXEMPLAR-ALGEBRAIC EXPRESSIONS-Exercise
  1. Find the values of the following polynomials at a = -2 and b = 3 : ...

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  2. Find the values of the following polynomials at a = -2 and b = 3 : a...

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  3. Find the values of the following polynomials at a = -2 and b = 3 : a...

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  4. Find the values of following polynomials at m = 1, n= -1 and p = 2 : ...

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  5. Find the values of following polynomials at m = 1, n= -1 and p = 2 : ...

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  6. Find the values of following polynomials at m = 1, n= -1 and p = 2 : ...

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  7. Find the values of following polynomials at m = 1, n= -1 and p = 2 : ...

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  8. Find the values of following polynomials at m = 1, n= -1 and p = 2 : ...

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  9. Find the values of following polynomials at m = 1, n= -1 and p = 2 : ...

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  10. If A = 3x^2 - 4x + 1, B = 5x^2 + 3x - 8 and C = 4x^2 - 7x + 3, then fi...

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  11. If P = -(x - 2), Q = -2(y +1) and R = -x + 2y, find a, when P+ Q + R...

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  12. From the sum of x^2 - y^2 - 1, y^2 - x^2 - 1 and 1 - x^2 - y^2 " subtr...

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  13. Subtract the sum of 12ab-10b^2 -18a^2 and 9ab + 12 b^2+ 14a^2 " from t...

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  14. Each symbol given below represents an algebraic expression: The s...

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  15. Arjun bought a rectangular plot with length x and breadth y and then s...

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  16. Amisha has a square plot of side m and another triangular plot with ba...

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  17. A taxi service charges Rs. 8 per km and levies a fixed charge of Rs.50...

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  18. Shiv works in a mall and gets paid 50 per hour. Last week he worked fo...

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  19. Sonu and Raj have to collect different kinds of leaves for science pro...

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  20. A school has a rectangular play ground with length x and breadth y and...

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