Write the polynomial in descending order of the variable x. If the polynomial is already in descending order, so state. Give the degree of the polynomial.3xy3 + 2x2 - 9 + 13x3
A. 13x3 + 2x2 + 3xy3 - 9, degree 3
B. 3xy3 + 13x3 + 2x2 - 9 , degree 4
C. 13x3 + 2x2 + 3xy3 - 9, degree 4
D. 3xy3 + 13x3 + 2x2 - 9 , degree 3
Answer: C
Mathematics
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Add or subtract. Simplify your answer to lowest terms.
+ 
A. 
B. - 
C. - 
D. - 
Mathematics
Solve the equation.-4 - 3x = -16
A. -9 B. 4 C. 9 D. -5
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Simplify. Leave answer in exponential form with positive exponents only. Assume that all variables represent nonzero quantities.
A. 51
B. 59
C. 5-5
D. 
Mathematics
Write the complex number in standard form.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics