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