Ex 10.2, 8 (i) - Chapter 10 Class 7 Algebraic Expressions

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Ex 10.2, 8 (i) If z = 10, find the value of z3 – 3(z – 10). z3 − 3(z − 10) Putting z = 10 = (10)3 − 3 (10 – 10) = 1000 − 3 (0) = 1000 + 0 = 1000

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