Use the graph to evaluate the limit.
f(x)
A. does not exist
B. 1
C. ?
D. -1
Answer: A
Mathematics
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Solve.
x2 - 
x = -1
A. 
, - 
B. - 
C. 
, 
D. 
Mathematics
Solve the problem.Let f(x) = x-1.24 - x2.7. Approximate f(2.72) to the nearest hundredth.
A. x ? -14.35 B. x ? -14.62 C. x ? 1.73 D. x ? 3.39
Mathematics
In calm waters oil spilling from the ruptured hull of a grounded tanker spreads in all directions. If the area polluted is a circle and its radius is increasing at a rate of 5 ft/sec, determine how fast the area is increasing when the radius of the circle is 40 ft. ?
A. 200 ft2/sec B. 200 ft2/sec C. 400? ft2/sec D. 400 ft2/sec
Mathematics
Solve the equation using graphical methods. Round to the nearest thousandth when appropriate.
- 7 = 
- 7
A. x = 2 B. x = -2 C. x = 1 D. x = -1
Mathematics