1)  Give the first five terms of the sequence with general term a_n = 5n - 4 a) 5, 10, 15, 20, 25 b) 1, 2, 3, 4, 5 c) 1, 6, 11, 16, 21 d) 6, 11, 16, 21, 26 2) What is the degree and coefficient of 5x a) Coefficient: 5, Degree: 2 b) Coefficient: 5, Degree: 1 c) Coefficient: x, Degree: 5 d) Coefficient: 1, Degree: 5 3) Simplify: 2x + 4x + x − 6 a) 5x − 6 b) 7x − 6 ✅ c) 6x − 6 d) 7x + 6 4) What is (a + ab)/2a simplified? a) a(1 + b)/2 b) ab + 1 c) (1 + b)/2 ✅ d) (a + ab)/a 5) Which of these is a third-degree polynomial? a) x^2 + 3x + 2 b) x + 3 c) x^3 + 4 ** d) x^4 - x 6) Simplify: 2(x² − 5) − 3(2x − 1) a) 2x² − 6x − 5 b) x² − 6x − 7 c) 2x² − 6x − 7 ✅ d) 2x² + 6x − 7 7) A = 3x³ + 5x² − 6x + 8, B = x³ − 5x² + 1, what is A + B? a) 2x³ − x² + 6x + 9 b) 4x³ − 6x + 9 ✅ c) 4x² − 6x + 9 d) 3x³ − x² − 6x + 9 8) What is (2x − 1)(x³ + 3x − 6)? a) x⁴ − x³ + 6x² − 3x + 6 b) 2x⁴ + 6x² − 12x − x³ − 3x + 6 c) 2x⁴ − x³ + 6x² − 15x + 6 ✅ d) 2x³ + 3x² − 6x − 6 9) What is (1 + 2x)²? a) 1 + 2x + 4x² b) B. 4x² + 4x + 1 ✅ c) x² + 4x + 1 d) 1 + 4x² 10) Factor: 3a² + 6a a) 3a(a − 2) b) 3a(a + 2)  c) a(3a + 6) d) 3(a² + 2a) 11) Simplify: 3a / (3a² + 6a) a) 3 / (a + 2) b) a / (a + 2) c) 1 / (a + 2) ✅ d) 3a / a² 12) Which formula gives the sum of first n multiples of 5? a) (4n + n²)/5 b) (5n² + 5n)/2 ✅ c) (5n² − n)/2 d) (n² + 5n)/5 13) Jorge is x years old. His father is 33 years older. What is x if 3x + 5 = x + 33? a) 12 b) 15 c) 14 d) 13 14) Factorise: 3a^2 + 6a a) 3(a^2 + 2a) b) 3a(a + 2) c) a(3a + 6) d) 3a(a - 2) 15) Expand:(1 + 2x)^2** a) A. 1 + 4x + 4x^2 b) ✅ B. 4x^2 + 4x + 1 c) C. 1 + 2x + 4x^2 d) D. x^2 + 4x + 1 16) Expand:(2x - 1)(x^3 + 3x - 6)** a) A. 2x^4 + 3x^2 - 3x - 6 b) B. 2x^3 − x^2 + 3x − 6 c) ✅ C. 2x^4 - x^3 + 6x^2 - 15x + 6 d) D. x^4 - x^3 + 6x^2 - 3x + 6

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