2x2+7x+3/2x2-7x-4

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Solution for 2x2+7x+3/2x2-7x-4 equation: 


x in (-oo:+oo)

2*x^2+(3/2)*x^2+7*x-(7*x)-4 = 0

2*x^2+(3/2)*x^2+7*x-7*x-4 = 0

7/2*x^2 = 4 // : 7/2

x^2 = 8/7

x^2 = 8/7 // ^ 1/2

abs(x) = (8/7)^(1/2)

x = (8/7)^(1/2) or x = -(8/7)^(1/2)

x in { (8/7)^(1/2), -(8/7)^(1/2) }

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