SOLUTION: Find and graph the solution set: x^3

SOLUTION: Find and graph the solution set: x^3 - 16x > 0

Question 318840: Find and graph the solution set: x^3 - 16x > 0
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!

.
.
.
Break up the number line into four parts.
Region 1: (,)
Region 2: (,)
Region 3: (,)
Region 4: (,)
Pick a point in each region (not at the endpoints) and test the function.
If it solves the equation, it's in the solution region.
.
.
.
Region 1:

False, Region 1 is not part of the solution.
.
.
.
Region 2:

True, Region 2 is part of the solution.
.
.
.
Region 3:

False, Region 3 is not part of the solution.
.
.
.
Region 4:

True, Region 4 is part of the solution.
.
.
.
Solution:(,) U (,)
.
.
Graphical verification of the results.
.
.
.

RELATED QUESTIONS
Find and Graph the solution set. a. x^3-16x>0 b.... (answered by Fombitz)

I am no good at graphing. Please help. Find and graph the solution set: a) x^3 -16x >0 (answered by josmiceli,Edwin McCravy)

Solve the polynomial inequality and graph the solution set on a real number line. Express (answered by lwsshak3)

Solve the polynomial inequality and graph the solution set on a number line. Express the... (answered by lwsshak3)

16x2 - 16x + 4 > 0 Solve each rational inequality. State and graph the solution... (answered by MathLover1)

Find the solution set for each rational inequalities below. Graph the solution set on a... (answered by josgarithmetic,ikleyn)

Solve the polynomial inequality and graph the solution set on a number line. Express the... (answered by lwsshak3)