Solve the problem.The cable of a bridge can be described by the equation 
from 
to 
Find the length of the cable.
A. 4460 ft
B. 271 ft
C. 402 ft
D. 189 ft
Answer: D
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Write the mixed number as an improper fraction.-15
A. - 
B. - 4
C. - 
D. - 
The graph and equation of a polynomial f(x) are given. Determine the number of real zeros and the number of imaginary zeros.f(x) = x4 - 2x3 + 2x2 - 2x + 1
A. One real zero; no imaginary zero B. One real zero; two imaginary zeros C. Two real zeros; no imaginary zeros D. Two real zeros; two imaginary zeros
Solve the formula for the specified variable.I = 
for n
A. n = IR(Ir - E)
B. n = 
C. n = 
D. n = 
Use a graphing calculator to plot the data and find the quadratic function of best fit.A small manufacturing firm collected the following data on advertising expenditures (in thousands of dollars) and total revenue (in thousands of dollars). Find the quadratic function of best fit. Round values to the nearest thousandth. 
A. R(x) = -0.310x2 + 2.631x + 6128.455 B. R(x) = -0.0242x2 + 7.139x + 6209.323 C. R(x) = -0.015x2 + 4.536x + 6123.841 D. R(x) = -0.091x2 + 5.952x + 6337.167