Is the following correspondence a function?
A. No
B. Yes
Answer: A
Mathematics
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Evaluate the exponential expression.(-5)4
A. -20 B. -1 C. -625 D. 625
Mathematics
Simplify the radical. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Mathematics
Given that P varies jointly with r and s and 
when 
and 
class="wirisformula" align="middle" style="vertical-align: middle;" data-wiris-created="true" varid="variable_id_field" variablename="impvar_6ad8f1bdcdb9477b9ddfdaaa5" />, find P when 
and 
.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Solve. Remember to insert units when writing your answer.A bottle weighs 300 grams. Find the weight in kilograms of 48 bottles.
A. 14,400,000 kg B. 14.4 kg C. 144 kg D. 14,400 kg
Mathematics