Find the center of the hyperbola.x2 - 16y2 + 6x - 32y - 23 = 0
A. (-7, -1)
B. (-3, -5)
C. (-3, -1)
D. (-1, -3)
Answer: C
Mathematics
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Find the value of Z when XC = 5 ê and XL = 12 ê.
ÚÄÄÄÄÄÄÄÄÄ Z = ûX2c + X2L. What will be an ideal response?
Mathematics
Write the complex number in polar form. Express the argument ? in degrees, with 0 ? ? ? 360°.7 + 7i
A. 7
(cos 135° + i sin 135°)
B. 7
(cos 225° + i sin 225°)
C. 7
(cos 315° + i sin 315°)
D. 7
(cos 45° + i sin 45°)
Mathematics
Divide. If the division is not possible, write "undefined."
A. 2 R8 B. 2 R7 C. 4 D. 3
Mathematics
Determine the center of the ellipse.
+ 
= 1
A. (3, -4) B. (3, 4) C. (-3, -4) D. (-3, 4)
Mathematics