Solve.Lew is installing an invisible fence in his back yard which measures 112 feet by 65 feet by 85 feet by 96 feet. How many feet of wiring is needed to enclose his yard?
A. 368 ft
B. 348 ft
C. 358 ft
D. 378 ft
Answer: C
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Find the missing factor.x2 - 12x + 36 = (x - 6)( )
A. 6 - x B. x - 6 C. x + 6 D. x2 + 6
Solve the problem.Assume that from 1930 to 1980, the number of deaths from lead poisoning (per 100,000 people) decreased dramatically and could be modeled by 
where x is the year. Determine when, to the nearest year, this death rate was 125 or less by graphing y = f(x) and 
in 
by [0, 200, 25].
A. 1960 or after B. 1964 or after C. 1967 or after D. 1973 or after
Find an equation for the ellipse described.Center at (0, 0); focus at (2, 0); vertex at (5, 0)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Decide on a suitable restriction on the domain so that the function is one-to-one and the range is not changed.f(x) = ?x - 16?
A. (-?, 15) B. [-16, 16) C. [16, ?) D. [-16, ?)