Question

13) Find the value of x3 + y2 + z3 – 3xyz if x2 + y2 + z2 = 83 and x + y + z = 15.
14) Find LCM and HCF of polynomials (x+3)(6x2 + 5x – 4 ) and (2x2 + 7x+3)(x + 3).​

Answer 1

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