2i^−7j^2 \hat{\mathrm{i}}-7 \hat{\mathrm{j}}2i^−7j^
4i^−3k^4 \hat{\mathrm{i}}-3 \hat{\mathrm{k}}4i^−3k^
4i^+2j^−5k^4 \hat{i}+2 \hat{j}-5 \hat{k}4i^+2j^−5k^
2i^−2j^−5k^2 \hat{\mathrm{i}}-2 \hat{\mathrm{j}}-5 \hat{\mathrm{k}}2i^−2j^−5k^
