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Find the perimeter of a rectangle whose ...

Find the perimeter of a rectangle whose two adjacent sides are `5x^2+2xy-3,2x^2-6xy+1`

A

`7x^2-4xy-2`

B

`7x^2+4xy+2`

C

`14x^2-8xy+4`

D

`14x^2-8xy-4`

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CHETANA PUBLICATION-POLYNOMIALS-Exercise
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  13. Write the degree of the following polynomials: x^9-x^4+x^12+x-2

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  14. Find the sum of the following polynomials: 2x^3-7x^2+3x+4,2x^3-3x^2+4x...

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  15. Find the sum of the following polynomials: y^2+2y-5,y^3+2y^2+3y+4,y^3+...

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  17. Subtract the second polynomial frim the first: 2a+3a^2-7,3a^2-12+2a

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  18. Find the product of the following polynomial: 3x^2+5x,x^2+2x+1

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  19. Find the product of the following polynomial: x^3-1, x^2-x+4

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  20. Divide the first polynomial by the second: y^3-6y^2+6y+1,y-1

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