SSAT Upper Level Math: Exponents and Roots (2) Practice Test 18

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1. Simplify the variable expression: (–2x2y5)3

  • A. –2x5y8
  • B. –2x6y15
  • C. –6x6y15
  • D. –8x6y15
  • E. 8x6y15

2. Calculate a2bab2 + (ab)2 when a = 5 and b = 2.

  • A. 20
  • B. 50
  • C. 100
  • D. 130
  • E. 170

3. Simplify the variable expression:

  • A. 4x3y–3
  • B. 2x3y–3
  • C. x3y–3
  • D. y–3
  • E. x-3y-7

4. =

  • A. (x)
  • B. x15
  • C. x2
  • D.
  • E. (x2)

5. =

  • A.
  • B.
  • C.
  • D. 9
  • E. 16

6. =

  • A. 64
  • B. 32
  • C. 16
  • D. 8
  • E. 4

7. Simplify the variable expression:

  • A.
  • B.
  • C.
  • D. a
  • E. b

8. Calculate (x)(x2) when x = –4.

  • A. 64
  • B. 16
  • C. 4
  • D. –16
  • E. –64

9.

  • A. 25
  • B. 10
  • C. 5
  • D.
  • E.

10. Simplify the variable expression:

  • A. a2b8
  • B. a8b3
  • C. a8b20
  • D. a2b5
  • E.