Use Cramer's rule to solve the linear system.
A. x = - , y =
B. x = , y = -
C. x = , y =
D. x = , y = -
Answer: D
Mathematics
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Provide an appropriate response. = ? (percent)
A. 0.83%
B. 1.20%
C. 83%
D. 12%
E. none of the above
Mathematics
If P = I2 ú R and I = 2 mA, R = 470 ê, find P.
a. Ý188 mW b. 1.88 mW c. 18.8 mW d. 188 mW
Mathematics
Find the exact value of the expression.cos cos
- sin
sin
A. 0
B. 1
C. -1
D.
Mathematics
Use the coordinates of the indicated points to find the slope of the line.
A. 1 B. -5 C. -1 D. 5
Mathematics