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Find the lesser root of the equation x²−12x+35=0.
Question 1:
Find the lesser root of the equation x²−12x+35=0.
A.
5
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x²−12x+35=x²−7x−5x+35=x(x−7)−5(x−7)=(x−5)(x−7). Its roots are 5 and 7 and the lesser one is 5.
B.
8
C.
9
D.
10
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