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Ch. 8 Test Exponent Properties And Scientific Notation

31 Questions  I  By Tdas2002
Ch. 8 Test Exponent Properties and Scientific Notation
Exponent Properties and Scientific Notation
linear systems

  
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Question Excerpt

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