Ch. 8 Test Exponent Properties And Scientific Notation

31 Questions  I  By Tdas2002
Exponent Properties and Scientific Notationlinear systems

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