Give the coordinates of the vertex and sketch the graph of the equation.y = -x2 - 4x - 3
A. (-0.5, 3.25)
B. (-2, -1)
C. (-2, 1)
D. (2, 1)
Answer: C
Mathematics
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Perform the operation on the given vectors and find the magnitude and direction angle for the new vector.Given A = 
and B = 
-3A
A. 3
, 248.2°
B. 3
, 201.8°
C. -3
, 21.8°
D. 21, 111.8°
Mathematics
Find an angle between 0° and 360° that is coterminal with the angle. Then write all coterminal angles.-37°
A. 37°; 37° + n ? 360°, n any integer B. 323°; 323° + n ? 360°, n any integer C. 233°; 233° + n ? 360°, n any integer D. 53°; 53° + n ? 360°, n any integer
Mathematics
For Figure 1, describe a relationship between ?BEC and two arcs on Circle O.
Mathematics
Find the vertex and axis of symmetry of the graph of the function.f(x) = x2 - 6x
A. (-3, 9); x = -3 B. (3, -9); x = 3 C. (9, -3); x = 9 D. (-9, 3); x = -9
Mathematics