Let A = (23¹) and B=(2) What is AB?

Q: Let a = (-5, 5, 4) and 6 = (-1,-4, 5). (a) a × b x (41,-21,24) x (b) b × ā X = (c) (ã × b) × ã = (d)…

Q: Let B = [-1 1 4 -3] Find -4B

Q: Let u = 4u + 5v (9, -2, -8) and v = (4, −3, −1).

Q: -8y-9(2y²)°(4y¬8)-2

Q: If n(A U B) = 96 and n(A) = n(B) = 69, find n(A n B).

Q: Find x if BC=1,AC=x+5 and AB=2x-2

Q: Suppose an = 5an-1+4an-2 – 3an-3 and a4 = 22, аs — 127, and ag = 717. Find a1, a2, and аз. ai = a2 =…

Q: Suppose uu=8₁ u • v = 7, and v•v=6. Evaluate the number (3u-v) • (a +3v).

Q: 5 G-45 + VE - 2)at

Q: Find (a) ∣AT∣, (b) ∣A3∣, (c) ∣ATA∣, and (d) ∣5A∣.

Q: If n(A) = 104, n(A U B) = 141, and n(A n B) = 42, find n(B).

Q: If n(A) = 102, n(A U B) = 159, and n(A n B) = 45, find n(B).

Q: Show that 14C5 x 5! = 14P,. %3D

Q: (15x - 8) 226

Q: 1 da (2a + 1) +1) 1. 8.

Q: If A = {2, 3}, B = {1,3}, C = {1, 2}, determine (A × B × C) n (C × A × B).