# 9. Which of the following is a mathematical sentence? *, 1 point, the square of twice a number x, nine less than eight times the number, seven more than x is twelve, the product of two consecutive numbers, This is a required question, 10. Let a = 20132, b = 8 and c = 20134. Evaluate /. *, 1 point, 2, 3, 4, 5, This is a required question, 11. What is the value of abc, when a = 3, b = 20131 and c= 20134 ? *, 1 point, 9, 10, 201312, 12, This is a required question, 12. Which of the following algebraic expressions is a polynomial? *, 1 point, 7x207b\xb2, 7 + x, 7/x, 221a(7), 13. How many terms do the algebraic expression 6a\xb2b + 3ab 2013 5 consist of? *, 1 point, 2, 3, 4, 5

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9. Which of the following is a mathematical sentence? *

1 point

the square of twice a number x

nine less than eight times the number

seven more than x is twelve

the product of two consecutive numbers

This is a required question

10. Let a = –2, b = 8 and c = –4. Evaluate /. *

1 point

2

3

4

5

This is a required question

11. What is the value of abc, when a = 3, b = –1 and c= –4 ? *

1 point

9

10

–12

12

This is a required question

12. Which of the following algebraic expressions is a polynomial? *

1 point

7x⁻²

7 + x

7/x

√(7)

13. How many terms do the algebraic expression 6a²b + 3ab – 5 consist of? *

1 point

2

3

4

5

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