4x^2-16x-92=-7/4

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Solution for 4x^2-16x-92=-7/4 equation:


x in (-oo:+oo)

4*x^2-(16*x)-92 = -7/4 // + -7/4

4*x^2-(16*x)-(-7/4)-92 = 0

4*x^2-16*x+7/4-92 = 0

4*x^2-16*x-361/4 = 0

DELTA = (-16)^2-(-361/4*4*4)

DELTA = 1700

DELTA > 0

x = (1700^(1/2)+16)/(2*4) or x = (16-1700^(1/2))/(2*4)

x = (10*17^(1/2)+16)/8 or x = (16-10*17^(1/2))/8

x in { (16-10*17^(1/2))/8, (10*17^(1/2)+16)/8 }

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