The area (in sq. units) of the region described by A= {(x, y) $\left| {} \right.$y$ \ge $ x2 $-$ 5x + 4, x + y $ \ge $ 1, y $ \le $ 0} is :

Question

The area (in sq. units) of the region described by

A= {(x, y) $\left| {} \right.$y$ \ge $ x² $-$ 5x + 4, x + y $ \ge $ 1, y $ \le $ 0} is :

${7 \over 2}$

${{19} \over 6}$

${{13} \over 6}$

${{17} \over 6}$

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