Find the vectors that satisfy the stated conditions. • 23. (a) Oppositely directed to v = (3, -4) and half the length of v. (b) Length /17 and same direction as v = (7, 0, -6). 24. (a) Same direction as v = -2i 3j and three times the length of v. (b) Length 2 and oppositely directed to v = -3i 4j k.