Graph the complex number.1 + i
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve the problem.Find the derivative of the function 
at the point 
in the direction in which the function decreases most rapidly.
A. - 
B. - 
C. - 
D. - 
Mathematics
Use the empirical probability formula to solve the exercise.Three coins are tossed 80 times and the number of heads is observed.
What is the probability that at most two heads occur?
A. 
B. 
C. 
D. 
Mathematics
Find the exact value of the expression.sin
A. 1
B. 
C. 0
D. 
Mathematics
In work with alternating current, complex numbers are used to describe current I, voltage E, and impedance Z. These three quantities are related by the equation E = IZ. Solve the equation E = IZ for the missing variable.I = 11 + 8i, Z = 9 + 2i
A. E = 115 + 94i B. E = 99 + 110i C. E = 99 + 16i D. E = 83 + 94i
Mathematics