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Question
Find without division, the remainder in the following:
5x2 - 9x + 4 is divided by (x - 2)
Solution
5x2 - 9x + 4 is divided by (x - 2)
Putting x - 2 = 0, we get : x = 2
Substituting this value of x in the equation, we get 5 × 2 × 2 - 9 × 2 + 4 = 20 - 18 + 4 = 6
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