Ch. 8 Test Exponent Properties And Scientific Notation

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

  
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1.  Evaluate  for x = –3 and y = 2.
2.  Simplify 7–2.
A.
B.
C.
D.
3.  Simplify –6–3
A.
B.
C.
D.
4.  Evaluate b–3 for b = 3
A.
B.
C.
D.
5.  Write 2 • 10–3 as a decimal
A.
B.
C.
D.
6.  Write 10–5 as a decimal
A.
B.
C.
D.
7.  Simplify 0.7(2.8 × 106). Write the answer using scientific notation.
A.
B.
C.
D.
8.  Which list has the numbers in order from least to greatest?
A.
B.
C.
D.
9.  Which number is written in scientific notation?
A.
B.
C.
D.
10.  Simplify 5(2.7 × 10–4). Write the answer using scientific notation.
A.
B.
C.
D.
11.  Simplify (0.4 × 10–6)(0.7 × 10–2). Write the answer in scientific notation.
A.
B.
C.
D.
12.  Simplify –3x2(6x3 + 2x)
A.
B.
C.
D.
13.  Simplify –4x3 • 2y–2 • 5y5 • x–8
A.
B.
C.
D.
14.  . Simplify (2.3 × 10–5)(1.4 × 10–6)
A.
B.
C.
D.
15.  Simplify (–k2)3.
A.
B.
C.
D.
16.  Simplify (j5)6
A.
B.
C.
D.
17.  Simplify (2cd2)3(cd)6
A.
B.
C.
D.
18.  Simplify (11p4)–2
A.
B.
C.
D.
19.  Write with only one exponent.
20.  Simplify . Write the answer in scientific notation.
A.
B.
C.
D.
21.   Simplify
A.
B.
C.
D.
22.  Simplify (–)–3
A.
B.
C.
D.
23.  Simplify d2(d4)5
A.
B.
C.
D.
24.  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?
25.  Simplify 4–6 • 40
A.
B.
C.
D.
26.  Which ordered pair is a solution of the system?–2x – 4y = 26x – 6y = 48
A.
B.
C.
D.
27.  Which graphing calculator screen shows the solution of the system?y = –x + 3y = 6x – 5
28.  Solve by elimination.5x + 8y = –297x – 2y = –67
A.
B.
C.
D.
29.  Without graphing, decide whether the system has one solution, no solution, or infinitely many solutions.y = –3x + 4y = 3x + 8
30.  Which system has infinitely many solutions?
A.
B.
C.
D.
31.  Solve the system using substitution.3g + 2h = 7h = –3g + 11
A.
B.
C.
D.
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