Ch. 8 Test Exponent Properties And Scientific Notation

31 Questions  I  By Tdas2002
Exponent Properties and Scientific Notationlinear systems

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