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

Mathematics

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Write the mixed number as an improper fraction.-15

A. - 
B. - 4
C. - 
D. - 

Mathematics

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

Mathematics

Solve the formula for the specified variable.I =   for n

A. n = IR(Ir - E)
B. n =  
C. n = 
D. n =  

Mathematics

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

Mathematics