Write the first four terms of the geometric sequence with a? = 10 and r = –2.
What will be an ideal response?
10, –20, 40, –80
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The distance D, in miles, from a moving train to a home is given by
.
Here t is the time in hours since the train left the station. For what values of t is the train less than 2 miles from the home?
?
A. 
hours
B. 
hours
C. 
hours
D. 
hours
Use the laws of exponents to simplify. Do not use negative exponents in your answer.
A. 3
B. 32
C. 
D. 2
Provide an appropriate response.Why do (-4)5 and -45 both evaluate to -1024?
A. They do not both evaluate to -1024. One is 1024. B. Because parentheses do not affect the solution when evaluating exponents C. Because the exponent is odd D. Because any number raised to the fifth power is negative
Solve the problem.If u = 
and v = 
, evaluate u ? (5v).
A. 35 B. 112 C. 43 D. 40