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Home > PC > Chapter 7 > Lesson 7.2.3 > Problem 7-68

7-68.

Set one side ≤ 0.

x2 − 7x + 6 ≤ 0

Factor.

(x − 6)(x − 1) ≤ 0

Test points to determine which interval(s) give negative values.

[1, 6] or 1 ≤ x ≤ 6

Select a region where the factors are:
(?)(?)(?) = ? or
(?)(+)(+) = ?