A series circuit with R, XC, and XL is in resonance. If R = 60 ê, XC = 300 ê, and XL = 300 ê, what is the value of Z?
a. 220 ê
b. 330 ê
c. 660 ê
d. 60 ê
e. 360 ê
d. 60 ê
Mathematics
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Find the limit.
(12 - 10x)
A. -58 B. 58 C. 82 D. -82
Mathematics
Rotate the axes so that the new equation contains no xy-term. Discuss the new equation.24xy - 7y2 + 36 = 0
A. ? = 53.1°
- 
= 1
hyperbola
center at (0, 0)
transverse axis is the y'-axis
vertices at (0, ±2)
B. ? = 36.9°
- 
= 1
hyperbola
center at (0, 0)
transverse axis is the y'-axis
vertices at (0, ±3)
C. ? = 36.9°
- 
= 1
hyperbola
center at (0, 0)
transverse axis is the y'-axis
vertices at (0, ± 
)
D. ? = 36.9°
- 
= 1
hyperbola
center at (0, 0)
transverse axis is the y'-axis
vertices at (0, ±2)
Mathematics
Find the solution.4x + 9 = 25
A. 6 B. 5 C. 3 D. 4
Mathematics
Evaluate the expression.
A. 61
B. - 
C. 
D. Undefined
Mathematics