Factorise: x² + 11x + 28 using middle term splitting method
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Answer. Lets' take two numbers which are factors of 28 as well as the sum to -11. Let's see factors of 28- 1,28,2,14,4,and7. So only 4 and 7 sum up to 11, but we need the sum as -11, therefore let us take -4 and -7.
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