FONDAMENTAL CONCEPTS
1) Divide a) 6x² + 7xy - 3y² by 2x+3y
b) 35a³+3a²b - 2ab² by 5ab - b
2) Multiply a) (3p+8) (3p³- p+1)
b) (6x-2y) (3x-y)
c) (3x-2y) (4x+3y).
3) Subtract -5a²-3a+1 from the sum of 4a² + 3-8a
and 9a-7
4) Subtract 5p²+9q² - 3r² from the sum of 6p²-5q²
and q² +5r²
5. The perimeter of a rectangle is 28x³ + 16x² +8x +4
One of its sides in 8x² + 4x . Find the other side.
6. The area of a rectangular field is 25x² + 20 xy +3y²
Square units , if its length is 5x+3y units,
find its breadth and its perimeter.
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