send class 10 polynomials extra questions
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1) find the value of a and b where 2x³ + 3x² + ac + b is divided by (X - 2) leaves a reminder 2.
2) if X + Y + z = 0 , show that x³ + y³ + z³ = 3xyz
3) factorise 25x² + 16y² + 4z² - 40xy + 16yz. - 20xz
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This is extra question of chapter polynomials
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