Calculate. Write answer in lowest terms.1
+ 7
A. 8
B. 3
C. 9
D. 9
Answer: C
Mathematics
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Evaluate the function for the given value of x.f(x) = -2x2 - 6x - 9 , x = 7
A. f(7) = -137 B. f(7) = -153 C. f(7) = 47 D. f(7) = -149
Mathematics
Find the value(s) of the variable for which the rational expression is undefined.
A. -7 B. 7 C. -4, 0, 4 D. 0
Mathematics
Solve the unit problem using the conversion information. Use either a proportion or unit analysis. Round to the nearest hundredth.
Useful facts: 1 square mile = 640 acres 1 mile = 5280 feet How many square miles are in 20,000 acres? A) 790.57 B) 31.25 C) 30.05 D) 34.55 E) 20.48
Mathematics
Graph the function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics