Solution
Solution
+2
Interval Notation
Decimal Notation
Solution steps
Rewrite in standard form
Factor
Multiply both sides by (reverse the inequality)
Simplify
Identify the intervals
Popular Examples
Frequently Asked Questions (FAQ)
What is x^2(21-20x)<= 1 ?
The solution to x^2(21-20x)<= 1 is -1/5 <= x<= 1/4 \lor x>= 1