Find the set of values of x statisfying 4x^2-12x>7

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asked May 15, 2017 185k views

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Archr · Answer 1 · 2017-05-18T21:40:16+0000

4x2−12x=74x2−12x−7=7−7(Subtract 7 from both sides)4x2−12x−7=0(2x+1)(2x−7)=0(Factor left side of equation)2x+1=0 or 2x−7=0(Set factors equal to 0)x=−1/ 2 or x=7/2

Find the set of values of x statisfying 4x^2-12x>7

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