Perform the desired operation. Write the answer in the form a + bi.2(2 - 6i)
A. 4i - 6i
B. 2 - 12i
C. 4 - 12i
D. 4 + 12i
Answer: C
Mathematics
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Find e when e = 14.6 sin 2ã ft, f = 4 MHz, and t = 0.2 æsec.
a. -14.4 v b. -13.9 v c. -3.9 v d. 6.6 v e. 9.8 v
Mathematics
Find the real solutions of the equation.
= 4
A. 
B. 
C. {16}
D. {4}
Mathematics
Find the odds.What are the odds in favor of drawing an even number from these cards?
A. 5:2 B. 2:5 C. 3:2 D. 2:3
Mathematics
Provide an appropriate response.A rectangular photograph measures 32 inches by 42 inches. The photographer wishes to frame the photograph with a frame x inches wide, as shown. Write an expression in factored form for the area of the frame in terms of x. 
A. 4x(x - 74) sq in. B. (2x + 32)(2x + 42) sq in. C. 2x(2x + 74) sq in. D. 2(2x2 + 74x + 1344) sq in.
Mathematics