\text { Given: } \vec{a}=(2,4,-3), \vec{b}=(3,-1,7) \text {, determine the following: } a. 3ä - 4b b. b + 2a| c. a.bd d. axb 2. Given: lä| 5 and 6 = 8, and the angle formed is 55º. Determine |4a +iRound your answer to the nearest tenth.bl. 3. Determine the value(s) of x such that the area of the parallelogram formed by the vectorsa = (x + 1,1, -2) and 5 = (x, 3,0) is √41.[4K]