given the function f(x)=x^3-4x ,what are approximately the intervals on which f is increasing?
- billrussell42Lv 73 weeks agoFavorite Answer
points where slope is zero are:
y = x³ - 4x
y = 3x² – 4 = 0
x² = 4/3
x = ±1.155
increasing from –∞ to –1.155
and from +1.155 to +∞
Still have questions? Get your answers by asking now.