1.6a Lösning 2d
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\[ | \, 2\cdot (-2)^2 - 5\cdot (-2) - 3 \,| = | \, 2\cdot 4 + 10 - 3 \,| = | \, 8 + 10 - 3 \,| = \]
\[ = | \,18 - 3 \,| = | \,15 | = 15 \]
\[ | \, 2\cdot (-2)^2 - 5\cdot (-2) - 3 \,| = | \, 2\cdot 4 + 10 - 3 \,| = | \, 8 + 10 - 3 \,| = \]
\[ = | \,18 - 3 \,| = | \,15 | = 15 \]