Asked by Nicole
Could you please help me factor the trinomial.
s^2-7s+12
s^2-7s+12
Answers
Answered by
tchrwill
s^2-7s+12
Since the coefficient of s^2 is 1, the factors are of the form (s+/-?)(s+/-?)
What two numbers have a sum of 7 and a product of 12?
Clearly, 3 and 4.
SInce the sum is -7 and the product is +12, the only possibility is (s - 3)(s - 4)
Since the coefficient of s^2 is 1, the factors are of the form (s+/-?)(s+/-?)
What two numbers have a sum of 7 and a product of 12?
Clearly, 3 and 4.
SInce the sum is -7 and the product is +12, the only possibility is (s - 3)(s - 4)
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