Evaluate the cylindrical coordinate integral.
A. 
B. 
C. 
D. 
Answer: A
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Solve the problem. Assume all numbers are approximate unless otherwise stated or the number has been determined by a definition or counting process.At some point in the decimal equivalent of a rational number, some sequence of digits will start repeating endlessly. An irrational number never has an endlessly repeating sequence of digits. If the fraction 
is a rational number, which decimal equivalent digits indicate this?
A. 15 B. 13 C. The fraction is irrational. D. 3
Solve and check the equation.6x - (5x - 1) = 2
A. 
B. 
C. 
D. 
R1 = 55 Kê, R2 = 5.5 Kê, R3 = 2.2 Kê, R4 = 0.51 Kê, HFE = 90, and VCC = 18 V. Find the value of IC.
a. 2.362 mA
b. 2.011 mA
c. 1.941 mA
d. 1.814 mA
e. 100.6 mA
Solve the problem.If P dollars is invested in an account at an annual interest rate of r, with interest compounded annually, after 2 years the amount A in the account is given by A = P(1 + r)2. Use this formula to determine the interest rate if $2000 grows to $2464 in 2 years, with interest compounded annually.
A. 11% B. 1.11% C. 1.23% D. 0.11%