Find the coordinates of the point located 2 units in front of the yz-plane, 6 units to the left of the xz-plane, and 7 units below the xy-plane.
A. 
B. 
C. 
D. 
E. 
Answer: B
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Solve the problem.Let Q(x) = bo + b1(x - a) + b2(x - a)2 be a quadratic approximation to f(x) at x = a with the properties:i. Q(a) = f(a)ii. Q '(a) = f '(a)iii. Q "(a) = f "(a)(a) Find the quadratic approximation to f(x) = 
at x = 0.(b) Do you expect the quadratic approximation to be more or less accurate than the linearization? Give reasons for your answer.
What will be an ideal response?
Solve.Police use the formula s = 
to estimate the speed s of a car in miles per hour, where d is the distance in feet that the car skidded and f is the coefficient of friction. If the coefficient of friction on a certain dry road is 0.88 and a car was traveling on it at a rate of 
how far will the car skid? (Round to the nearest foot.)
A. 422 ft B. 53 ft C. 61 ft D. 32 ft
Solve.
k ? 4
A. k ? 1 B. k ? 4 C. k ? 6 D. k ? 6
Find the indicated term for the sequence.an = 3n; a4
A. 12 B. 27 C. 64 D. 81