Find the quadratic approximation of f at x = 0.f(x) = tan-1 4x
A. Q(x) = 4x
B. Q(x) 1 + 2x2
C. Q(x) = 1 - 4x2
D. Q(x) = 1 + 4x2
Answer: A
Mathematics
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Solve.
= 5
A. {-5} B. {5} C. {25} D. {5, -5}
Mathematics
Solve the problem.Mike filled his car's gas tank and noted that the odometer read 19,982.8. After the next filling, the odometer read 20,298.7. It took 13.5 gal to fill the tank. How many miles per gallon did the car get?
A. 22.7 mpg B. 23.7 mpg C. 23.4 mpg D. 24.4 mpg
Mathematics
Complete.4000 mcg = 
mg
A. 400 B. 0.4 C. 40 D. 4
Mathematics
Use the x-intercepts to find the intervals on which the graph of f is above and below the x-axis.f(x) = 
2(x - 5)5
A. above the x-axis: (5, ?)
below the x-axis: 
, 
B. above the x-axis: 
below the x-axis: 
, (5, ?)
C. above the x-axis: 
, 
below the x-axis: (5, ?)
D. above the x-axis: 
, (5, ?)
below the x-axis: 
Mathematics