Graph the equation.y = -4x2 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Perform the indicated operations.The impedance in an antenna circuit is 400 ( cos 13.6° + j sin 13.6° ) ohms . Write this in exponential form.
A. 0.237 e400j B. 400 e13.6j C. 400 e0.237j D. 0.237 e13.6j
Mathematics
Find the extreme values of the function and where they occur.y = 
A. Local maximum at (-1, 0), local minimum at (1,0). B. Local maximum at (0, -1). C. None D. Local maximum at (1, 0), local minimum at (-1, 0).
Mathematics
Identify the unknown amount as the percent, part, or whole.What number is 5.5% of 32?
A. percent B. whole C. part
Mathematics
Use the leading coefficient test to determine whether y?? or y?-? as
y = 4x4 + 5x2 + x - 1
A. ? B. -?
Mathematics