16x^2-9/8x-40

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Solution for 16x^2-9/8x-40 equation: 


x in (-oo:+oo)

16*x^2-((9/8)*x)-40 = 0

16*x^2+(-9/8)*x-40 = 0

16*x^2-9/8*x-40 = 0

DELTA = (-9/8)^2-(-40*4*16)

DELTA = 163921/64

DELTA > 0

x = ((163921/64)^(1/2)+9/8)/(2*16) or x = (9/8-(163921/64)^(1/2))/(2*16)

x = ((163921/64)^(1/2)+9/8)/32 or x = (9/8-(163921/64)^(1/2))/32

x in { (9/8-(163921/64)^(1/2))/32, ((163921/64)^(1/2)+9/8)/32 }

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