Factor the polynomial by substitution.15z4 + 2z2 - 8
A. (5z2 + 4)(3z2 - 2)
B. (5z4 + 4)(3z - 2)
C. (3z4 + 2)(5z - 4)
D. (3z2 + 2)(5z2 - 4)
Answer: A
Mathematics
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Simplify.
A. 
B. y5 - 5
C. 5y5
D. 
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Find the depreciation for the indicated year using MACRS cost-recovery rates for the properties placed in service at midyear. Round dollar amounts to the nearest cent.
A. $5881.90 B. $8980.00 C. $5307.18 D. $2945.44
Mathematics
Write the sentence as a proportion.2 meters is to 6 meters as 3 meters is to 9 meters.
A. 
= 
B. 
= 
C. 
= 
D. 
= 
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Write a piecewise function for the given graph.
A. 
B. 
C. 
D. 
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