Solve the system by graphing. If there isn't a unique solution to the system, state the reason.x = -yy + x = 6
A. dependent equations
B. inconsistent system of equations
C. (1, 5)
D. (1, 1)
Answer: B
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Calculate the Taylor polynomial of second order that approximates f(x, y) near a.f(x, y) = 
, a = (2, 2)
A. 2 - 
(x - 2) + 
(y - 2) + 
(x - 2)2 - 
(x - 2)(y - 2) - 
(y - 2)2
B. 1 + 
(x - 2) + 
(y - 2) + 
(x - 2)2 + 
(x - 2)(y - 2) - 
(y - 2)2
C. 1 - 
(x - 2) + 
(y - 2) + 
(x - 2)2 - 
(x - 2)(y - 2) - 
(y - 2)2
D. 1 - 
(x - 2) - 
(y - 2) + 
(x - 2)2 - 
(x - 2)(y - 2) - 
(y - 2)2
Use implicit differentiation to find dy/dx and d2y/dx2.x2 + y2 = 5, at the point (2, 1)
A. 
= - 2; 
= -5
B. 
= - 2; 
= 1
C. 
= 2; 
= 5
D. 
= - 
; 
= 0
Solve the problem.A car traveled 237 miles on 13
gallons of gas. How many miles per gallon did it get?
A. 18
mpg
B. 18 mpg
C. 19 mpg
D. 18
mpg
Solve.Ginger has a total of $2105 in her checking account. If she writes a check for each of the items below, how much money will be left in her account?phone$ 48rent$750car$429
A. $878 B. $1227 C. $868 D. $877