Solve the problem. Use 3.14 for ?.Find the cost to asphalt a circular racetrack if asphalt costs $30 per 100 ft2. (Round to the nearest dollar.) r = 100 ft R = 145 ft 
A. $19,806
B. $10,386
C. $9420
D. $7630
Answer: B
Mathematics
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Solve the problem.What will be the amount in an account with initial principal $7000 if interest is compounded continuously at an annual rate of 7.25% for 8 years?
A. $12,502.27 B. $5521.38 C. $7526.35 D. $7000.00
Mathematics
Using the factoring method, solve for the roots of the quadratic equation.10x2 + 26x = 0
A. x = 0
B. x = - 
, x = 0
C. x = 
, x = 0
D. x = 
, x = - 
Mathematics
If the vertex angle of a regular polygon has measure 168°, how many sides does it have?
What will be an ideal response?
Mathematics
Determine whether the given function is one-to-one. If it is one-to-one, find a formula for the inverse.f(x) = 
A. f-1(x) = 
B. f-1(x) = 
C. Not one-to-one
D. f-1(x) = 
Mathematics