Write using exponential notation.8 ? 8 ? 8 ? 8
A. 48
B. 82
C. 32
D. 84
Answer: D
Mathematics
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Solve the problem.In thermodynamics, the differential form of the internal energy of a system is dU = T dS - P dV, where U is the internal energy, T is the temperature, S is the entropy, P is the pressure, and V is the volume of the system. The First Law of Thermodynamics asserts that dU is an exact differential. Using this information, justify the thermodynamic relation 
= - 
.
What will be an ideal response?
Mathematics
Find the sum.
A. 4 B. 9 C. 5 D. 20
Mathematics
Solve the equation.
= 
A. No solution
B. - 1, - 
C. 1, 
D. 1
Mathematics
Write the given statement as an equation.The height h of a cone with a fixed volume varies inversely as the square of its radius r.
A. h = kr2
B. h = 
C. h = 
D. r2 = kh
Mathematics