Perform the indicated operations.The displacement of a sound wave is 0.780 - 4.12j ?m. Write this in exponential form.
A. 4.19e-0.187j
B. 4.19e-1.38j
C. 4.05e-1.38j
D. 4.05e-0.187j
Answer: B
Mathematics
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Find the length of the curve.The parabolic segment r = 
, 0 ? ? ? 
A. 
(
- ln(
- 1))
B. 
C. 
(
+ ln(
+ 1))
D. 
?
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Factor. Check by multiplying.9x + 18
A. 2(x + 9) B. 9(x + 9) C. 9(x + 2) D. 9(x + 18)
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Provide an appropriate response.Use division to express the (Dividend) as (Divisor)(Quotient) + (Remainder).
A. (x + 2)(x2 + x + 2) + 11 B. (x + 2)(3x2 - 4x + 2) + 19 C. (x + 2)(x2 - 3x + 6) - 5 D. (x + 2)(x2 - 3x + 6) + 7
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Find the probability of the event.If two 6-sided dice are rolled, what is the probability that the sum is 3?
A. 
B. 
C. 
D. 2
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