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 Question 1 Which of the following is bigger than 54? A. 52 B. −54 C. 53 + 2 D. 52 + 2
 Question 2 Which of the following expression is smaller than (a + b)x + 4? Note: a, b, c and x are positive numbers. A. (a + b)x + 5 B. (a + b)x + 2 C. (a + b + c)4 D. None of the above
 Question 3 Which of the following expression is bigger than (a + 99)(b + 4)? Note: a and b are positive numbers. A. (a + 95)(b + 2) B. (a + 99)(b + 2) C. (0.5×a + 99)(b + 4) D. (a + 99)(2×b + 4)
 Question 4 Simplify the following expression. Ax ÷ A2 × Am A. Ax − 2 − m B. Ax − 2 + m C. Ax − 2m D. Ax + 2 + m
 Question 5 What is the value of (6B)4 ÷ (6B)3? A. 6B B. 6B0 C. 6B7 D. 6B4÷3
 Question 6 (α − β)2(a+b) is equal to ________. A. (α)2a+2b − (β)2(a+b) B. (α)2(a+b) ÷ (β)2(a+b) C. (α)2(a+b) − (β)2(a+b) D. (α − β)2a+2b
Question 7
Which of the following is equal to the (α − β)2(a−b)?
A.
 (α − β)2a (α − β)2b
B.
 (α − β)a (α − β)b
C.
 (α − β)2a (α − β)b
D. (α − β)2a × (α − β)b
 Question 8 What is (α + β)2a × (α + β)3 equal to? A. (α + β)6a+3 B. (2α + β)6a C. (α + β)2a+3 D. (α + β)6a
 Question 9 What is 5x-y × 5y-z × 5z-x equal to? A. 0 B. 1 C. 5 D. 5x-y-z
 Question 10 What is 52x-y × 5y-2z × 5z-x equal to? A. 0 B. 5 C. 5x-z D. 5x-y
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