Question 1
Solve the inequality
≤
, giving the solution set as an interval or union of intervals.
◦ (0, ∞)
◦ [
, ∞)
◦ [
, ∞)
◦ (-∞,
]
◦ [1, ∞)
Question 2
Solve the inequality x
3 < 9x, giving the solution set as an interval or union of intervals.
◦ (-∞,-3)
◦ (9, ∞)
◦ (-∞, -3) ∪ (0, 3)
◦ (-∞,3)
◦ (-∞, 3) ∪ (3, 9)