Solve the system of equations. If the system is dependent, express solutions in terms of the parameter z.-7x + 2y - 6z = 15-4x + y - 6z = 10
A. 
B. 
C. 
D. 
Answer: A
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Answer the question appropriately.Find the area of the "triangular" region in the first quadrant that is bounded above by the curve 
, below by the curve y = ex, and on the right by the line x = ln 4.
A. 
B. 4 ln 4
C. 
D. 210
Solve the problem.The northern third of Indiana is a rectangle measuring 96 miles by 132 miles. Thus, let 
Assuming that the total annual snowfall (in inches), S(x,y), at 
is given by the function S(x,y) = 60e-0.001(2x + y) with (x,y) ? D, find the average snowfall on D.
A. 52.06 inches B. 52.44 inches C. 51.78 inches D. 51.14 inches
Illustrate Goldback's conjecture for the following number.48
A. 13 + 35 B. 24 + 24 C. 24 ? 3 D. 17 + 31
Calculate the maximum error of the value indicated.ln 1.055 using four terms of the appropriate series expansion.
A. 1.5 × 10-3 B. 2.3 × 10-6 C. 5.5 × 10-5 D. 1.0 × 10-7