Perform the indicated operation.
- 
A. - 
B. 
C. -7
D. - 
Answer: D
Mathematics
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Find Y and é in the parallel circuit below if BC = 400 æS and G = 250 æS.
a. é = 60ø, Y = 500 æS
b. é = 30ø, Y = 289 æS
c. é = 60ø, Y = 800 æS
d. é = 30ø, Y = 800 æS
e. é = 58ø, Y = 472 æS
Mathematics
Find an equation of the line with the given slope that passes through the given point. Write the equation in the form 
m = -3; (-1, -8)
A. 3x + y = -25 B. 3x + y = 11 C. 3x + y = -8 D. 3x + y = -11
Mathematics
Find all complex zeros of the polynomial function. Give exact values. List multiple zeros as necessary.f(x) = x4 - 21x2 - 100
A. -2i, 2i, 10i, -10i B. -2i, 2i, 5i, -5i C. -2i, 2i, 5, -5 D. -2i, 2i, 10, -10
Mathematics
Solve the equation and check.
A. 
B. 
C. 
D. 
E. 
Mathematics