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Algebra 2.1-2.6 Review 1) Which fraction is more than A. B. C. D. Name:_________________________________________ Hegner SHOW YOUR WORK!!! 2 ? 3 1 3 3 5 7 10 1 12 3) Which symbol makes –12 A. > B. < C. = D. -3 true? 2) Which whole number is between A. B. C. D. 3 4 5 6 25 15 and ? 6 4 4) What is the value of 2 x y 13 when x= -2 and y= -5? A. -22 B. -14 C. -12 D. -4 5) If x= 2 and y= -6, what is the value of the expression 2x2 2xy ? A. -16 B. -8 C. 32 D. 40 6) What is the value of the expression 2 x 3 when x=10? A. -26 B. -14 C. 14 D. 26 7) Which inequality is true? A. 10 4 B. 10 4 C. 10 4 D. 10 4 8) Which set of numbers is in increasing order? A. –0.02, -0.201, -0.21, 0.1, 0.15 B. –0.02, 0.1, 0.15, -0.201, -0.21 C. 0.15, 0.1, -0.201, -0.21, -0,02 D. –0.21, -0.201, -0.02, 0.1, 0.15 9) What is the opposite of 3 ? A. 3 B. 3 C. 3 D. 1/3 10) What is the value of a when a = -6? A. -6 B. 6 C. 6 11) What is the solution of x 3 ? A. –3 and 3 B. 3 C. -3 D. none of these 12) What is the value of 2 3 9 ? A. 14 B. -10 C. -4 D. -3 D. 6 13) What does v 7 equal when v= -1? A. -8 B. -6 C. 6 D. 8 14) Monday, Break and Broke closed at a stock price of $32.50. On Tuesday it closed at $28.75. What was the change in the closing price? A. $28.75 B. -$61.25 C. $61.25 D. -$3.75 15) For a correct answer on a game show, a positive amount is added to a player’s score. For an incorrect answer, the negative amount is added. If a player has a score of -200 and answers a 300 point question correctly and then a 200 point question incorrectly, what is the player’s new score? A. 500 B. -100 C. 100 D. 300 16) What does 4( 3)( 13 ) equal? A. -4 B. -3 C. 4 D. -3 17) Which of the following statements is not true? A. The product of any two negative numbers is positive. B. The order in which two numbers are multiplied does not matter. C. The product of any number and -1 is the opposite of the number. D. The product of any number and zero is the number. 18) Simplify the following expression . 2(5)( y)( y)(y)(y)(y) 19) Use the distributive property to rewrite 3(5x 4) . A. 8x+7 B. 8x+12 C. 15x+7 D. 15x+12 20) Use the distributive property to rewrite (1x 2)(4) . A. 3x 2 B. 3x 8 C. 4x 8 D. 4x 2 21) Evaluate 3( 2)( y)4 when y=2. A. 48 B. - 96 C. -48 D. 80 22) Write the following real numbers in order from least to greatest. 23) A. (10y)5 B. (10y)5 C. 10y 5 D. 10y 5 4 1 7 6 , ,1.76, , 5 3 8 11 4 1 7 6 Plot each of the following numbers on the number line: , ,1.76, , 5 3 8 11 -5 0 5 24) Use mental math to solve the following equation. If there is no solution, write no solution. x 11 25) Use mental math to solve the following equation. If there is no solution, write no solution. x 4.5 26) Evaluate x(2) when x 5 . 27) Evaluate (w)(w) 3 when w 4 . 28) Evaluate x4 when x 2 . 29) Use the distributive property to rewrite (2)(y 4) . o 30) (#30-31) Determine if the following statements are true or false. If the statement is false, give a counterexample. The absolute value of a negative number is always positive. TRUE or FALSE (circle one) Explanation/Counterexample: 31) The product of any number and –1 is a negative number. TRUE or FALSE (circle one) Explanation/Counterexample: o 32) (#32-33) The following questions are from chapter one. Be sure to show your work! Write the following statement as a mathematical expression, equation or inequality. 32)________________ Four less than the quotient of 4 and a number is greater than 5. 33) Jimmy studied for 15 minutes less than John. John studied for 35 minutes. Write an equations that explains this situation. (Use x for the time Jimmy studied) 33)________________ Algebra 2.1-2.6 Review o Name:_________________________________________ Hegner NO CALCULATORS!!! Find the sum, difference, or product, without the use of a calculator. 1) 12 6 =__________ 2) 4) 5 7 =__________ 5) 21 35 =__________ 6) 7) 3 19 10 =__________ 8) 11 9 13 =__________ 9) 5 14 4 =__________ 10) 3(6)(4) =__________ 11) 2(1)(5)(7) =__________ 12) (3)3 =__________ 13) 2( x)( x) =__________ 14) (1)3 =__________ 15) 3(5)( x)( x)( x) =__________ Algebra 2.1-2.6 Review o 20 4 =__________ 3) 3 11=__________ 9 10 =__________ Name:_________________________________________ Hegner NO CALCULATORS!!! Find the sum, difference, or product, without the use of a calculator. (1 point each) 1) 12 6 =__________ 2) 20 4 =__________ 3) 3 11=__________ 4) 5 7 =__________ 5) 21 35 =__________ 6) 7) 3 19 10 =__________ 8) 11 9 13 =__________ 9) 5 14 4 =__________ 10) 3(6)(4) =__________ 11) 2(1)(5)(7) =__________ 12) (3)3 =__________ 13) 2( x)( x) =__________ 14) (1)3 =__________ 15) 3(5)( x)( x)( x) =__________ 9 10 =__________