e7v2enidklnaprks e7v2enidklnaprks
  • 19-11-2016
  • Mathematics
contestada

The function y=x^4+bx^2+8x+1 has a horizontal tangent and a point of inflection for the same value of x. What must be the value of b? ...?

Respuesta :

syed514
syed514 syed514
  • 20-11-2016

so f ' (x) = 0 and f ' ' (x) = 0 for the same x . so f '(x) = f '' (x) f ' = 4x^3 + 2bx + 8 = f '' (x) = 12x^2 + 2b


Answer Link

Otras preguntas

Describe the effect that exercise has on tidal volume, alveolar ventilation, and anatomical dead space compared to the resting rate based upon the data in the l
A 7-year-old boy living in a city-state in ancient Greece will soon be sent to an agoge to train for military service. Before joining the military, he marries j
We the People of the United States, in Order to form a more perfect Union, establish Justice, insure domestic Tranquility, provide for the common defence, promo
Plot the line for the equation on the graph. y−2=−2(x+4)
How much do you every 2 weeks if you make 21 an hour and work 42 hours?
What were Muslim children taught?
Helpppp. I don’t understand
P = a + b + c Solve for c
which virtue you need to secure information by limiting computer access to authorized personnel only?
write 99.124 in expanded form