Graph the parabola described.Vertex at (0, 0); Directrix the line y = -2
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Rationalize the denominator and simplify.
A. 5
B. 
C. 
D. 5
Mathematics
Arrange the polynomial in descending order.x6 + x + 7x3 + 1 + 4x2
A. x6 + 7x3 + 4x2 + x + 1 B. x + 4x2 + 7x3 + x6 + 1 C. 1 + x + 4x2 + 7x3 + x6 D. 7x3 + 4x2 + 1 + x6 + x
Mathematics
Verify the identity.sec x + tan x = 
What will be an ideal response?
Mathematics
Solve.
= 
A. 2
B. 
C. 
D. 2
Mathematics