Solve the problem.A variable resistor R and an 8-? resistor in parallel have a combined resistance RT given by 
If R is changing at 
find the rate at which RT is changing when 
A. 0.30 ?/min
B. 0.018 ?/min
C. 1.7 ?/min
D. 0.15 ?/min
Answer: D
Mathematics
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Determine any local or absolute extrema as indicated.g(x) = -3(x + 5)2 + 2
A. Local maximum: -5; absolute maximum: -5 B. No local extrema; absolute maximum: 2 C. Local maximum: 2; absolute maximum: 2 D. Local minimum: 2; absolute minimum: 2
Mathematics
Convert as indicated.20 kg to milligrams
A. 0.2 mg B. 0.02 mg C. 2000 mg D. 20,000,000 mg
Mathematics
Solve the problem.The sum of two numbers is 72 and twice their difference is 24. What is the smaller of the two numbers?
A. 48 B. 24 C. 30 D. 42
Mathematics
Solve the system for all real solutions, using any suitable method.
?
What will be an ideal response?
Mathematics