Tell whether the expression is a monomial. If it is, name the variable(s) and coefficient, and give the degree of the monomial.3x2 - 5

A. Monomial; variable x; coefficient 3; degree 2
B. Monomial; variable x; coefficient 3; degree 1
C. Monomial; variable x; coefficient 5 ; degree 2
D. Not a monomial


Answer: D

Mathematics

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A. 0.0000414 B. -414,000 C. 0.000414 D. 0.00414

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Provide an appropriate response.A student insists on finding a common denominator by always multiplying the denominators of the expressions being added or subtracted. How could the student's approach be improved? Explain.

What will be an ideal response?

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Solve for the specified variable. = , for z

A. z = 
B. z = 
C. z = 
D. z = 

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Choose the ordered pair which is a solution of the inequality.2x - 4y < 6(2, -2), (3, -1), (0, -2), (-1, 1)

A. (0, -2) B. (2, -2) C. (3, -1) D. (-1, 1)

Mathematics