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Compound Inequalities 1

Directions: Using the digits 1 to 9, at most one time each, make two compound inequalities that are equivalent to 2 ≤ x < 4.

Hint

Hint

How does changing the coefficient affect the resulting value?
How does changing the constant next to x affect the resulting value?

Answer

Answer

There are many answers including:

4 ≤ 1x + 2< 6 and 5 ≤ 2x + 1< 9.

Source: Robert Kaplinsky

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Compound Inequalities 1

Directions: Using the digits 1 to 9, at most one time each, make a compound …

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