Simplify.(60 + 62) ÷ 3 ? 22
A. 108
B. 63
C. 8
D. 128
Answer: D
Mathematics
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Solve the problem.If the impedance of a resistor in a current is Z1 = (8 + 9i) ohms and the impedance of a second resistor is Z2 = (4 - 7i) ohms, find the total impedance of the two resistors when they are placed in a series (the sum of the two impedances).
??Series Circuit
A. -4 + 16i B. 12 + 2i C. -12 - 2i D. 12 - 2i
Mathematics
Write as a fraction in simplest form.212
%
A. 2
B. 21
C. 4
D. 1
Mathematics
Decide whether the equation is an identity, a conditional equation, or a contradiction. Give the solution set.-6x + 108 + 3(2x - 33) = 0
A. Identity; {all real numbers} B. Conditional; {2} C. Conditional; {1} D. Contradiction; ?
Mathematics
Place the correct symbol, < or >, in the blank between the whole numbers.522 
507
A. > B. <
Mathematics