Fill in the blanks below.

a

When graphing an inequality in two variables, what do we use if the inequality contains either $<$< or $>$>?

Solid line

A

Dashed line

B

Solid line

A

Dashed line

B

b

When graphing an inequality in two variables, what do we use if the inequality contains either $\le$≤ or $\ge$≥?

Solid line

A

Dashed line

B

Solid line

A

Dashed line

B

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Use curve fitting, log modelling, and linear programming techniques

Apply linear programming methods in solving problems