ii) Simplify the given numerical expression:- 24 of 40 + 2 (20- (3 x 12 + 2)) + 15
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Example 3 Solve the equation x2 – 7x = 0 Factorising , x ( x – 7 ) = 0 either r = 0 orx - 7 = 0 x = 7 The solutions are x = 0 and x = 7 . ( a ) Solution by ...
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