Find the requested function.Find the polynomial function with leading coefficient -7; degree 3; and 4, 
, and 
as zeros.
A. f(x) = - 
(x - 4)(4x - 1)(4x - 5)
B. f(x) = - 
(x - 4)(4x - 1)(4x + 5)
C. f(x) = - 
(x - 4)(4x - 1)(4x - 5)
D. f(x) = -7(x - 4)(4x - 1)(4x - 5)
Answer: D
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Solve the system of equations graphically.A lumber yard has fixed costs of $2716.60 per day and production costs of $0.13 per board-foot produced. Lumber sells for $1.83 per board-foot. How many board-feet must be produced and sold daily to break even?
A. 1386 board-feet B. 1598 board-feet C. 20,896 board-feet D. 1065 board-feet
Find the inverse of the function.f(x) = 
for x ? -6
A. f-1(x) = -x2 + 6 B. f-1(x) = x2 - 36 C. f-1(x) = x2 - 6 D. Not invertible
Write the expression in radical notation. Evaluate by hand when possible.-65611/4
A. -
; -9
B. 
; -9
C. -
; -729
D. -
; -81
Solve the problem.Maria and Charlie can deliver 80 papers in 4 hours. How long would it take them to deliver 58 papers?
A. 3.6 hr B. 2.9 hr C. 232 hr D. 5.5 hr