1.2.1. Find the union C1UC2 and the intersection CilTC2 8I the two sets Ci and C2, where (a) C1 = {0, 1, 2, }, C2 = {2,3, 4}. (b) C1 = {r :0 < ¤ < 2}, C2 = {x :1< « < 3}. (c) C1 = {(x, y) :0 < x < 2,1 < y < 2}, C2 = {(x, y) :1< x < 3,1 < y < 3}.

8. If the graph of h(x) goes through the points A(-16,4), B(-4,0), C(0,-4) and D(4,16), then how many of the following statements are true for the graph of h(x) ? Point A will be mapped onto A'(-16,2). II. Point B will be an invariant point. III. Point C will be an invariant point. IV. Point D will be mapped onto D' (2,16) I. А. one B. two C. three D. four ZEBRA Mild Ink M IL DLI NER. -V5 А. V5 В. 5 2/5 С. - 2/5 D. Tiw doidw 10. If cos0 = V3 sin O then the exact value of tan 20 is: A. -V3 В. 2/3 D. 3 С.

Given f(x)= a) (f+g)(x) c) (f- g)(x) 5x x-4 e) (f.g)(x) and g(x)= b) the domain of (f + g)(x) in interval notation g) 2) (1) (²) 6 x + 2 h) the domain of find the following. 5x2 + 16x-24 x²2x 8 d) the domain of (f - g)(x) in interval notation (1) ( (-∞,-2) U (-2,4) U (4,00)✓ 5x² + 4x + 24 x² 2x 8 f) the domain of (f g)(x) in interval notation (−,−2) U(−2,4) U (1,0) v ở 30x (x-4)(x+2) ✓ (-∞0,-2) U (-2,4) U (4,00)✓ () in interval notation

▼x (-y +x, x² + 3zy, zxy³) =? O (3y-3zx², zx³, -2 + x) O(-3y-3x²z, yz, 1+ 2z) O(-3y + 3xy²z, -y³z, 1+ 2x) O (2y + x² z, yz³, 1+ 2x) ○ (−3y + 3x² yz, −y³z, 1 + x)