Given p is true, q is true, and r is false, find the truth value of the statement.~q ? (p ? ~r)
A. False
B. True
Answer: A
Mathematics
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Expand the quotient by partial fractions.
A. 
+ 
+ 
B. 
+ 
+ 
C. 
+ 
+ 
D. 
+ 
Mathematics
Solve.The pitch P of a musical tone varies inversely as its wavelength W. One tone has a pitch of 221 vibrations per second and a wavelength of 15.8 ft. Find the wavelength of another tone that has a pitch of 213 vibrations per second. Round to the nearest hundredths when necessary.
A. 0.06 ft B. 2979.3 ft C. 16.39 ft D. 1.64 ft
Mathematics
Find v ? u.v = 5i - 8j and u = -3i - 5j
A. 25 B. -15i + 40j C. -55 D. 2i - 13j
Mathematics
Find the equation for the hyperbola described.Foci at (- 
, 0) and (
, 0); asymptote the line y = - 
x
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics