Mathematics, 14.07.2019 20:00 kaleec

Find a • b. a = 5i + 7j, b = -4i + 3j a. < 1, 10> b. < -20, 21> c. 1 d. 41

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Find a • b. a = 5i + 7j, b = -4i + 3j a. < 1, 10> b. < -20, 21> c. 1 d. 41...

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