Matematik opg 1701 1703 1704

1701

$LaTex: \hat{a}={-2\choose 3}\\ \hat{b}={5\choose4}\\ \hat{c}={-1\choose-2}\\ \hat{a+b}={3\choose7}\\ \hat{a+c}={-3\choose 1}\\ \hat{2a}={-4\choose 6}\\ \hat{-3c}={3\choose 6}\\ \hat{\hat{a}-\vec{c}}={-1\choose 5}$

1703

$LaTex: \angle_{\vec{A}\vec{B}}=\cos^{-1} \left(\frac{\vec{A}\cdot\vec{B}}{|\vec{A}|\cdot |\vec{B}|}\right) = 55,5^{\circ}\\ \angle_{\vec{A}\hat{B}}=\angle_{\vec{A}\vec{B}}+90=145,5^{\circ}$

1704

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Kategorier: Matematik Opgaver

Matematik opg 1701 1703 1704

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