Find the exact value of the expression.
A. -2
B. - 
C. -
D. - 
Answer: D
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R1 = 3 Kê, R2 = 6 Kê, and R3 = 2 Kê.
Find IT if VR = 10 V.
2
a. 1.67 mA
b. 3.33 mA
c. 5.00 mA
d. 8.83 mA
e. 10.00 mA
Provide the proper response.It can be shown that a hyperbola with center at the origin, foci at 
and 
and equation 
has equation 
Use this result to find an equation of a hyperbola with center at the origin, foci at 
/> and 
and absolute value of the distances from any point of the hyperbola to the two foci equal to 6.
A. 
- 
= 1
B. 
- 
= 1
C. x2 - y2 = 6
D. 
- 
= 1
Solve the equation by making an appropriate substitution.(x - 5)2 - 2(x - 5) - 15 = 0
A. {-10, -2} B. {0, 8} C. {-8, 0} D. {2, 10}
Determine whether the first number is divisible by the second number.3891; 9
A. Yes B. No