Find the vertex.f(x) = -x2 + 16x - 71
A. (-8, -7)
B. (7, -8)
C. (8, -7)
D. (8, 7)
Answer: C
Mathematics
You might also like to view...
Find all the spanning trees in the graph.
What will be an ideal response?
Mathematics
Solve the problem.A merchant has coffee worth $4 a pound that she wishes to mix with 7 pounds of coffee worth $7 a pound to get a mixture that can be sold for $5 a pound. How many pounds of the $4 coffee should be used?
A. 7 lb B. 14 lb C. 21 lb D. 10.5 lb
Mathematics
Write an equation in slope-intercept form for the line shown.
A. y = 6x
B. y = -6x
C. y = - 
x
D. y = 
x
Mathematics
Decide whether the equation defines y as a function of x.y = -x
A. function B. not a function
Mathematics