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## Unit 1 Review 2 for Intro Math ClassRead each question and choose the correct answer.
When you finish show your teacher your results.
1. Which number is %3c -2? 0, -3, -1, 2 2. short answer questions Which number is %3e -5? -6, -9, -7, -4 3. Which number is %3c 3? 5, 6, 4, 0 4. What is l-4l? -4, 4, 3, 2 5. create online tests What is the l3l? 3, 0, -3, 1 6. What is the oppositie of -5? 0, -5, 1, 5 7. Evaluate 2x-2 when x=3 4, -4, 2, 0 8. Evaluate 2(x-3)%2b5 when x=2 0, 2, 1, 3 9. printable Evaluate 2a%2b3b when a=4 and b=2 11, 14, 12, 15 10. Which item below is a numeric expression? 3x%2b2y, x%2by = 5, 2a%2b3b, 3(2-1)%2b5 11. interactive Which item below is a numeric expression? 3a%2b2b, 2-(3-5), 2c%2b3a, 12b 12. Which order of operation should you use first to evaluate the expression? 3(2-1)%2b4x2 subtract, add, parenthesis, multiply 13. Evaluate 3^2 – 12x %2b 4 for x = –2 (Hint: ^2 means an exponent of 2) 37, -14, -11, -2 14. Write the expression as an exponent. 7 x 7 x 7 x 7 x 7 x 7 x 7 (Hint: ^ is the symbol for exponent) 7^4, 7^6, 7^5, 7^7 15. Simplify 4x(3-1)^2 (Hint: ^2 means an exponent of 2) 8, 16, 12, 10 16. Evaluate 2^2%2b3-5 (Hint: ^2 means an exponent of 2) 0, 2, 1, 3 17. What is the LCM of 12 and 4? 4, 6, 10, 12 18. What is the LCM of 6 and 4? 10, 12, 15, 18 19. online activities What is the GCF of 18 and 24? 3, 4, 5, 6 |