Use a graphing calculator to determine the x-intercepts.f(x) = 4x2 - 28x + 40
A. (-2, 0),(-5, 0)
B. (2, 0), (5, 0)
C. (4, 0), (2, 0), (5, 0)
D. (0, 0), (2, 0), (5, 0)
Answer: B
Mathematics
You might also like to view...
Multiply. Write the answer in lowest terms.
? 
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.Describe two advantages of the substitution method over the graphing method for solving systems of equations.
What will be an ideal response?
Mathematics
Use transformations of the graph of y = x4 or y = x5 to graph the function.f(x) = 
x4 
A. 
B. 
C. 
D. 
Mathematics
The supply function for a good is 
, where p is the number of dollars and x is the number of units. If the equilibrium price is $27 what is the producer's surplus at the equilibrium price? Round to the nearest cent.
?
A. $88.40 B. $40.00 C. $28.89 D. $78.00 E. $52.00
Mathematics