x1= -6 +√41
x2= -6 - √41
Объяснение:
x^2+12x-5=0
D=144-4*1*(-5)
D=164
x1= (-12+ √164 ) / 2 = (-12+2√41) / 2 = (2(-6 + √41)) / 2 = -6 +√41
x2= (-12- √164 ) / 2 = (-12-2√41) / 2 = (2(-6 - √41)) / 2 = -6 - √41
x1= -6 +√41
x2= -6 - √41
Объяснение:
x^2+12x-5=0
D=144-4*1*(-5)
D=164
x1= (-12+ √164 ) / 2 = (-12+2√41) / 2 = (2(-6 + √41)) / 2 = -6 +√41
x2= (-12- √164 ) / 2 = (-12-2√41) / 2 = (2(-6 - √41)) / 2 = -6 - √41