Choose the equivalent expression for the given expression.tan2x
A. sec2x - 1
B. 1 + csc2x
C. 1 + sec2x
D. csc2x - 1
Answer: A
Mathematics
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and 
about the x-axis.
A. 
B. 
C. 
D. 
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A. 
B. 
C. 
D. 
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Graph the equation.f(x) = - 
(x + 5)2 + 3
A. 
B. 
C. 
D. 
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Match the given equation with one of the graphs.x2 = -3y
A. 
B. 
C. 
D. 
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