Name _________________________________________ Date ____________________ Standardized Test CHAPTER For use after the chapter “Quadratic Functions and Factoring” Multiple Choice 1. For the function y = –x – 6x – 7, find the vertex and axis of symmetry. 2 Ⓐ vertex (3, – 2); axis of symmetry x = 3 Ⓑ vertex (–3, 2); axis of symmetry x = 4 Ⓒ vertex (–3, 2); axis of symmetry x = –3 Ⓓ vertex (3, –2); axis of symmetry x = –4 2 2. If the graph of y = ax + bx + c opens down, which of the following must be true? Ⓐa<0 Ⓑa>0 Ⓒc<0 Ⓓc>0 3. Which function does not have a maximum value? Ⓐ y = –x – 5x – 6 2 Ⓐ –3, –14 Ⓑ 3, –14 Ⓒ –3, 14 Ⓓ 3, 14 9. Factor the expression 8x2 + 28x + 12. Ⓐ 2(x + 2)(4x + 3) Ⓑ 2(x + 3)(2x + 1) Ⓒ 4(x + 1)(2x + 3) Ⓓ 4(x + 3)(2x + 1) Ⓒ y = 3x2 – 15x + 2 Ⓓ y = 49 – x2 4. What is the vertex of y = –3(x – 2)2 – 4? Ⓐ (–2, –4) Ⓑ (–2, 4) Ⓒ (2, –4) Ⓓ (2, 4) 5. What are the x–intercepts of y = –2(x – 7)(x + 2)? Ⓐ –7 and 2 Ⓑ 7 and –2 Ⓒ 14 and –4 Ⓓ14 and –2 6. Factor the expression m2 – 4m – 21. Ⓐ (m – 7)(m – 3) Ⓑ (m – 7)(m + 3) Ⓒ (m + 7)(m – 3) Ⓓ (m + 7)(m + 3) 7. Which value of c makes the expression x2 – 5x + c a perfect square trinomial? 5 5 Ⓐ Ⓑ 2 2 25 Ⓒ Ⓓ 25 4 2 2 3 10. Simplify the expression Ⓐ 4 13 Ⓒ 42 3 Ⓑ y = –x2 – x – 6 Algebra 2 Assessment Book 8. What are the roots of the equation z2 + 11z – 42 = 0? Ⓑ2 Ⓓ 42 3 5 11. What are the solutions of the equation w2 = –9w? Ⓐ –9, 3 Ⓑ 0, –9 Ⓒ 0, 9 Ⓓ 1, 9 12. What are the solutions of 23 = 2(x – 3)2 + 7? Ⓐ 3 Ⓑ 3 2 2 Ⓒ 2 2 Ⓓ 64 2 13. What are the solutions of –3 – y2 = 24? Ⓐ 3 3 Ⓑ 3i 3 Ⓒ 9 3 Ⓓ 9i 3 14. What is the standard form of the i expression ? 2i 1 2 Ⓐ i 1 Ⓑ i 1 2 3 i 2 1 Ⓒ 1 Ⓓ i 5 5 2 Copyright © Houghton Mifflin Harcourt Publishing Company. All rights reserved. 1 Name _________________________________________ CHAPTER 1 Standardized Test continued For use after the chapter “Quadratic Functions and Factoring” 15. What is the absolute value of 3 – 4i? Ⓐ 5 Ⓑ 7 Ⓒ5 Ⓓ 25 16. What is the vertex of y = 3x2 –30x + 77? Ⓐ (–5, –2) Ⓑ (–5, 2) Ⓒ (5, –2) Ⓓ (5, 2) 17. What is the value of c if the discriminant of –2x2 – 3x + c is 41? Ⓐ –4 Ⓒ 11 2 Ⓑ4 Ⓓ 25 4 18. Which inequality represents the graph below? Copyright © Houghton Mifflin Harcourt Publishing Company. All rights reserved. Date ____________________ Ⓐ 2x2 + x – 15 ≥ 0 Ⓑ –2x2 + x – 15 ≥ 0 Ⓒ (2x + 5)(x + 3) ≥ 0 Ⓓ 2x2 – x – 15 ≥ 0 Algebra 2 Assessment Book Name _________________________________________ Standardized Test CHAPTER For use after the chapter “Polynomials and Polynomial Functions” 2 Multiple Choice 1. What is the simplified form of Ⓐ Ⓒ Date ____________________ 2ab 2 c 2 3 2a 3b 2 Ⓑ Ⓓ 8a 2bc 1 ? 12ab3c 6. Which polynomial represents the volume of the cone shown? 2a 3b 2 c 2 2a 3bc 2. What is (3.2 × 105)(1.4 × 10–2) written in scientific notation? Ⓐ 4.48 × 103 Ⓑ 4.48 × 107 Ⓒ 44.8 × 103 Ⓓ 44.8 × 107 Ⓐ 3. Which equation is the graph of the polynomial function shown? Ⓑ Ⓒ Ⓓ 2 3 20 x – x2 – 4x + 3 3 20 2 x 10 x 3 3 3 2 x 20 4x + 3 3 4 x3 50 4x2 – 5x – 3 3 Ⓐ f(x) = –2x3 + x2 – 2 Ⓐ 3x2(x2 – 1) Ⓑ f(x) = 3x4 – x2 + 1 Ⓑ 3x2(x – 1)(x + 1) Ⓒ f(x) = x3 – x + 7 Ⓒ 3x(x – 1)(x + 1) Ⓓ f(x) = –2x4 + x2 – 1 Ⓓ 3(x4 – x2) 4. What is the degree of the polynomial h(t) = –8t2 + 5 – 3t3? Ⓐ1 Ⓑ2 Ⓒ3 Ⓓ4 5. What is the greatest common monomial factor of 9x3y2 + 15x2y – 6xy2? Ⓐ 3x Ⓑ 3y Ⓒ 3xy Ⓓ 3x2y2 2 2 8. If x + 3 is a factor of x3 – x2 – 17x – 15, what is another factor? Ⓐx+1 Ⓑx–1 Ⓒx+5 Ⓓx–3 9. If x – 2 is a factor of a polynomial f(x), which of the following statements does not have to be true? Ⓐ f(2) = 0 Ⓑ f(–2) = 0 Ⓒ 2 is a root of f(x). Ⓓ 2 is a zero of f(x) Algebra 2 Assessment Book Copyright © Houghton Mifflin Harcourt Publishing Company. All rights reserved. 7. What is the complete factorization of 3x4 – 3x2? Name _________________________________________ Standardized Test CHAPTER continued For use after the chapter “Polynomials and Polynomial Functions” 2 10. Which is not a possible rational solution of f(x) = 3x3 – 11x2 + 5x – 6? Ⓐ Ⓑ 1 2 Ⓒ 2 2 3 Ⓓ 6 11. Based upon Descartes’ Rule of Signs, which of the following is the only possible classification of the roots of the function u(k) = –3k3 + 5k2 – k + 4? Ⓐ 3 positives, 0 negatives, 0 imaginary Ⓑ 0 positives, 3 negatives, 0 imaginary Ⓒ 1 positive, 1 negative, 1 imaginary Ⓓ 2 positives, 1 negative, 0 imaginary 12. At which value(s) of x does v(x) = 2x3 – x2 + 1 have a local minimum value? Copyright © Houghton Mifflin Harcourt Publishing Company. All rights reserved. Ⓐ0 Ⓒ 0 and Date ____________________ Ⓑ 1 3 1 3 Ⓓ There are none. Algebra 2 Assessment Book Name _________________________________________ Date ____________________ Standardized Test CHAPTER For use after the chapter “Rational Exponents and Radical Functions” 3 7. What is g(f(x)) if f(x) = 3x2 and g(x) = 2x1/2? Multiple Choice 1. What is the value of (–243)3/5? Ⓐ –27 Ⓑ –3 Ⓐ x 6 Ⓑ 2x 3 Ⓒ3 Ⓓ 27 Ⓒ6 x Ⓓ 6x 2. What is the solution to 3x5 + 350 = –379? 729 Ⓐ5 Ⓑ –3 3 729 Ⓒ3 Ⓓ 5 3 3. Which expression is the simplest form of 4 3 32 3 32 Ⓐ All real numbers Ⓒx ≥ 1 4 Ⓑ x≥0 Ⓓ x≥ 21 4 9. Which function represents the inverse of the graph shown? Ⓐ3 4 Ⓑ6 4 Ⓒ6 Ⓓ 16 3 2 4 3 3 8. Given u(x) = 4 x 1 and v(x) = x – 5 what is the domain of u(v(x))? Copyright © Houghton Mifflin Harcourt Publishing Company. All rights reserved. 4. What is the simplified expression of the length of the triangle’s hypotenuse? 3x1/2 Ⓐ y = –5x + 3 Ⓑ y= x–3 1 5 2x3/2 Ⓐ 2 x 3x 3 2 1 2 Ⓒ 4 x3 9 x Ⓑ2x + 3x 3/2 1/2 Ⓓ4x3 + 9x2 1 5 Ⓒy = x + 3 Ⓓy = 5x + 3 Ⓐ z3 z Ⓑ 14z3 z 10. What is the inverse of the power function 8 3 g(t) = – t? 27 2 8 Ⓐ h(t) = – 3 t Ⓑ h(t) = – 3 t 3 27 33 3 Ⓒ h(t) = – t Ⓓ h(t) = – t 2 2 Ⓒ 14z 4 z Ⓓ 92z3 z 11. Which of the following pairs of functions are not inverses of one another? 5. Assuming all variables are positive, what is the simplified form of z 2 16 z 3 3 36 z 7 ? 6. If h(t) = t2/3 – 9 and j(t) = 3t + 5t2/3, what is h(t) – j(t)? Ⓐ u(x) = x – 2; v(x) = x + 2 1 1 x + 5 5 Ⓐ –4t – 3t – 9 Ⓑ 4t + 3t + 9 Ⓑ u(x) = 5x – 1; v(x) = Ⓒ3t + 6t4/3 Ⓓ –7t7/3 – 9 Ⓒ u(x) = x3 + 1; v(x) = 3 x – 1 2/3 2/3 Ⓓ u(x) = x 2 ; v(x) = x2 + 2 Algebra 2 Assessment Book Name _________________________________________ CHAPTER 3 Standardized Test Date ____________________ continued For use after the chapter “Rational Exponents and Radical Functions” 12. The graph of y = x is shifted 2 units up and 3 units to the left. Which is the equation of the translated function? Ⓐ y = x2 – 3 Ⓑ y = x 2 –3 Ⓒ y = x2 + 3 Ⓓ y = x3 + 2 13. What are the domain and range of the function y = 5 x 2 ? Ⓐ Domain: all real numbers; range: all real numbers Ⓑ Domain: x ≥ 2; range: all real numbers Ⓒ Domain: all real numbers; range: y ≥ 0 Ⓓ Domain: x ≥ 2; range: y ≥ 0 14. What is (are) the solution(s) to x – 2 = 2x 1 ? Ⓐ x=1 Ⓑ x=5 Ⓒ x = 1 and 5 Ⓓ No solution Algebra 2 Assessment Book Name _________________________________________ Standardized Test CHAPTER For use after the chapter “Exponential and Logarithmic Functions” Multiple Choice 5. What is the simplified expression of 1. Which function is shown in the graph? Ⓑ f(x) = 4(2.3)x Ⓒ f(x) = 4(2.3)x + 2 Ⓒ r(x) = 4e–3x Ⓓ f(x) = 5(2.3)x – 3 3 4 Ⓓ r(x) = e3 x 2. Gasoline costs $1.99 per gallon. If the price per gallon increases an average of 6% per month, which function models the exponential growth of the pricing? Ⓐ f(x) = 1.06(1.99) x Ⓑ f(x) = 1.99(1.06)x Ⓒ f(x) = [1.06(1.99)] 3. Which function represents exponential growth? 3 Ⓑ u(t) = –7.0 2 t Ⓒ u(t) = 7.0(0.8)t t 10 Ⓓ u(t) = 7.0 9 4. What is the horizontal asymptote of the function y = 2(0.3)x – 1 – 4? Ⓐy=–4 Ⓑ y = 0.3 Ⓒy=2 Ⓓ y=4 Algebra 2 Assessment Book 7. What is the value of –2e3.2, rounded to the nearest thousandth? Ⓐ –77.967 Ⓑ –49.065 Ⓒ –0.082 Ⓓ –0.081 8. Which expression is equivalent to x? x 1.99 1.06 x t 2 ? 14e x 1 1 Ⓐ e5 x Ⓑ e8 x 2 2 1 9x 2 – x 7 8x Ⓒ e Ⓓ e 2 2 6. Which function does not model exponential decay? 3 Ⓐ r(x) = e –3 x 4 4 Ⓑ r(x) = e –3 x 3 Ⓐ f(x) = 2(2.3)x – 2 2 Ⓐ u(t) = –7.0 3 7 e3 x Ⓐ log x Ⓑ log 2x Ⓒ log 10x Ⓓ log 100x 9. What is an equivalent expression for 2 log4 3 + log4 2? Ⓐ 2 log4 6 Ⓑ log4 6 Ⓒ log4 12 Ⓓ log4 18 10. Which of the following is not equivalent to log5 8? ln 8 Ⓐ Ⓑ 2 log5 4 ln 5 Ⓒ 3 log5 2 Ⓓ log5 4 + log5 2 Copyright © Houghton Mifflin Harcourt Publishing Company. All rights reserved. 4 Ⓓ f(x) = Date ____________________ Name _________________________________________ CHAPTER 4 Date ____________________ Standardized Test continued For use after the chapter “Exponential and Logarithmic Functions” 11. What is the inverse of the function y = 82x? ln x 2 ln x Ⓐy= Ⓑy= 2 ln 8 ln 8 ln 8 2 ln 8 Ⓒy= Ⓓy= 2 ln x ln x 12. What is the solution to the equation log4 4x + 2 log4 x = 4? Ⓐ1 Ⓑ2 Ⓒ3 Ⓓ4 Copyright © Houghton Mifflin Harcourt Publishing Company. All rights reserved. 13. A pheasant farmer started her farm with 120 pheasants. An analysis of her records shows that her pheasant population has increased by 15% each year. The farmer wants to determine a model of pheasant population growth using an exponential function. According to her model, what will the pheasant population be in 10 years? Ⓐ 311 Ⓑ 485 Ⓒ 501 Ⓓ 1380 Algebra 2 Assessment Book Name _________________________________________ Standardized Test CHAPTER For use after the chapter “Rational Functions” Multiple Choice 1. Which equation represents inverse variation? 5 Ⓐ y= Ⓑ y=x+5 x y Ⓒ =x Ⓓ y = 5x 5 2. If x varies directly with y and y = –12 when x = 4, what is the value of y when x = –3? Ⓐ –16 Ⓑ –9 Ⓒ9 Ⓓ 16 Ⓓ r= a st 4. Which function represents the graph shown? 7 2 x 9 7x y= 2 x 9 x2 9 7 x3 x2 9 y= 7x Ⓐy= Ⓑy= Ⓒ Ⓓ 7. What are the asymptotes of the function 4 x 2 3x 1 y= ? x2 1 Ⓐ x = 0, y = 0 3. Let r vary directly with s and inversely with t. Which equation represents this relationship? as Ⓐ r = ast Ⓑ r= t at s 6. Which function has the domain of all real numbers except –2? x2 x Ⓐ y= Ⓑ y= x2 x2 x x2 Ⓒ y= Ⓓ y= x2 x2 5. What is (are) the vertical asymptote(s) of the function in Exercise 4? Ⓐ x = –3 Ⓑ x=3 Ⓒ x = ±3 Ⓓ There are none. Ⓑ x = 1, y = 1 4 Ⓒ x = 0, x = 1, y = 4 Ⓓ x = –1, x = 1, y = 4 Ⓐ 2x 5 x 3 Ⓑ Ⓒ 2x 5 x3 Ⓓ 2x 5 x3 9. Which expression is the product of 24a 2b 39a 2c3 • 13abc 8b 2c 2 9a 3 Ⓐ 2 Ⓑ 9a3b2 b 17 a 3b 2 117 a 3b 2 Ⓒ Ⓓ 13 13b 2 10. The least common multiple of which pair of expressions is 3x(x + 2)(x + 1)? Ⓐ x2 + 3x + 2; x + 2 Ⓑ x2 + 3x + 2; 3x + 6 Ⓒ x2 + 3x + 2; 3x2 + 6x Ⓓx2 + 3x + 2; 3x3 + 6x2 Algebra 2 Assessment Book 2 x 2 9 x 10 ? x2 x 6 2x 5 x3 8. What is the simplified form of Copyright © Houghton Mifflin Harcourt Publishing Company. All rights reserved. 5 Ⓒ r= Date ____________________ Name _________________________________________ CHAPTER 5 Standardized Test continued For use after the chapter “Rational Functions 11. What is the average rate of change of the function f(x) = –log4x over the interval [0.25, 1]? 4 3 Ⓐ Ⓑ 3 4 3 4 Ⓒ– Ⓓ– 4 3 12. Which expression represents the simplified 3x 2 form of ? 1 5 x2 x 3x 2 x Ⓐ Ⓑ x2 2(3x 5) Ⓒ (3 x 2)( x 2) 3x 5 Ⓓ x(3x 2)( x 2) 2(3x 5) Date ____________________