... (4x(x - 1) ). xxxxxxxxxxxx22 24 14 1 11 4 1 41 −⋅+=+()−()/⋅+=+() Part IV102www.petersons.com/arco ARCO ■ SAT II Math 7. If , what does (1 + i)2 equal in a + bi form? 8. ... may not be so written?(A) 8 (B) 12 (C) 18 (D) 23(E) 246. What is the product of (1 + i) and (1 + 2i)? Math Practice Exercises and Solutions by Topic 10 3ARCO ■ SAT II Math www.petersons.com/arco4. ... 2(Solutions on page 14 8) Part IV 110 www.petersons.com/arco ARCO ■ SAT II Math 8. The correct answer is .9. The correct answer is .3. SETS 1. The correct answer is (3,5).A is the set {1, 3,5}B is the...