Use the laws of exponents to simplify. Write the answer with positive exponents.(5a1/7 ? b5/7)3
A. 125a3/7b15/7
B. 125(ab)15/7
C. 15a3/7b5/7
D. 5a3/7b15/7
Answer: A
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The following table shows some function values.
1.62.43.14.90
0.720.780.840.99?
Which formula below fits these data?
?
A. 
B. 
C. 
D. 
Write a fractional rate. Simplify the rate to a unit rate and write it as a phrase.The city where Lu Na lives has a population of 2,485,355 people and an area of 166.7 square miles. What is the unit rate in people per square mile (the population density)?
A. 
; 15,655 people per square mile
B. 
; 0.0000671 people per square mile
C. 
; 414,308,679 people per square mile
D. 
; 14,909 people per square mile
Solve.
= 
- 2
A. - 1, 5 B. ? C. 1, 9 D. 9
Determine all real values of the variable for which the function has the value indicated.p(t) = 7t2 + 4t + 42, g(t) = 11
A. 
B. 
C. 
D. no real numbers