Solve the problem.Solve the formula S = 
?r2h + 4?rh for r.
A. r = 
B. r = 
C. r = 
D. r = 
Answer: B
Mathematics
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Evaluate the expression for the given value of x.
?
, x = - 3
?
A. 54 B. 27 C. -27 D. 6 E. -54
Mathematics
Find the value of each square root by use of a calculator. Each number is approximate.
A. 4.3253 B. 5.78050 C. 4.32525 D. 5.7805
Mathematics
Solve the problem.The length and width of a rectangle have a sum of 78 feet. What dimensions give the maximum area?
A. Length 29 ft and width 49 ft B. Length 30 ft and width 48 ft C. Length 38 ft and width 40 ft D. Length 39 ft and width 39 ft
Mathematics
Provide an appropriate response.Perform the indicated operation. Write answer with positive exponents: 4x(3x2 - 2x - 5)
What will be an ideal response?
Mathematics