Find the quotient using long division.

A. x2 - 1 + 
B. 4x2 - 4x - 1 +  
C. 4x2 - 4x - 1
D. 4x2 - 4x - 1 +  


Answer: B

Mathematics

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Use the Laws of Exponents to simplify. Write the answer with positive exponents. All variables are nonzero.

A.
B.
C.
D. y11

Mathematics

Solve the problem.The grading scale for a C in Amy's biology class is an average on tests between 70% and 80%, inclusive. Amy has 66%, 85%, and 76% on the first three tests this semester. What range of scores on the fourth test would give her a C?

A. Between 53% and 93%, inclusive B. 88% or better C. Between 70% and 80%, inclusive D. Between 58% and 88%, inclusive

Mathematics

Use a negative-angle identity to write an equivalent trigonometric expression involving a positive angle.tan 

A. tan 
B. 1 - tan 
C. cot 
D. -tan 

Mathematics

Graph the hyperbola, the asymptotes, and the vertices of the fundamental rectangle. -  = 1

A.

B.


C.


D.

Mathematics