Make the required change in the given equation.z = cot ? to Cartesian coordinates
A. x2 + y2 = z
B. z = 
C. z = 
D. 
= 
Answer: B
Mathematics
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Use multiplication to check the answer. If an answer is incorrect, find the correct answer.
A. Incorrect; should be 18,114 R7 B. Incorrect; should be 18,114 R6 C. Correct D. Incorrect; should be 18,115 R5
Mathematics
Divide. Write the quotient in lowest terms.
÷ -3
A. - 
B. 
C. - 
D. - 
Mathematics
Convert the improper fraction into a mixed number in lowest terms.
A. 1
B. 2
C. 1
D. 
Mathematics
Find the GCF.14x and 21
A. 42x B. 7 C. 14 D. 7x
Mathematics