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Ch. 8 Test Exponent Properties And Scientific Notation

31 Questions  I  By Tdas2002
Exponent Properties and Scientific Notation
linear systems

  
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Question Excerpt

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1.  Simplify (–3 over 4)–3
A.
B.
C.
D.
2.  Simplify –4x3 • 2y–2 • 5y5 • x–8
A.
B.
C.
D.
3.  Simplify 4–6 • 40
A.
B.
C.
D.
4.  Simplify (j5)6
A.
B.
C.
D.
5.  Solve by elimination.5x + 8y = –297x – 2y = –67
A.
B.
C.
D.
6.  Without graphing, decide whether the system has one solution, no solution, or infinitely many solutions.y = –3x + 4y = 3x + 8
7.  Simplify d2(d4)5
A.
B.
C.
D.
8.  Simplify –6–3
A.
B.
C.
D.
9.  Simplify –3x2(6x3 + 2x)
A.
B.
C.
D.
10.  Simplify (0.4 × 10–6)(0.7 × 10–2). Write the answer in scientific notation.
A.
B.
C.
D.
11.  Evaluate  for x = –3 and y = 2.
12.  Which ordered pair is a solution of the system?–2x – 4y = 26x – 6y = 48
A.
B.
C.
D.
13.  Which system has infinitely many solutions?
A.
B.
C.
D.
14.  Simplify 7–2.
A.
B.
C.
D.
15.  Write 2 • 10–3 as a decimal
A.
B.
C.
D.
16.  Simplify 1.02 times 10 negative squared over 1.7 times 10 to the -5th power. Write the answer in scientific notation.
A.
B.
C.
D.
17.  Simplify 5(2.7 × 10–4). Write the answer using scientific notation.
A.
B.
C.
D.
18.  Simplify (2cd2)3(cd)6
A.
B.
C.
D.
19.  Evaluate b–3 for b = 3
A.
B.
C.
D.
20.  Simplify (–k2)3.
A.
B.
C.
D.
21.  Simplify (11p4)–2
A.
B.
C.
D.
22.  Chase got better at a new video game. He scored 12 points on Monday, and he doubled his score each day thereafter. How many points did he score on Sunday?
23.  Write 8a to the 9th power over 125a to the to the 6th power with only one exponent.
24.   Simplify (d cubed over e squared) to the 4th power
A.
B.
C.
D.
25.  Solve the system using substitution.3g + 2h = 7h = –3g + 11
A.
B.
C.
D.
26.  . Simplify (2.3 × 10–5)(1.4 × 10–6)
A.
B.
C.
D.
27.  Which number is written in scientific notation?
A.
B.
C.
D.
28.  Which graphing calculator screen shows the solution of the system?y = –1 over 2x + 3y = 6x – 5
  • Graphic
  • Graphic
  • Graphic
  • Graphic
29.  Write 10–5 as a decimal
A.
B.
C.
D.
30.  Which list has the numbers in order from least to greatest?
A.
B.
C.
D.
31.  Simplify 0.7(2.8 × 106). Write the answer using scientific notation.
A.
B.
C.
D.
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