Transform the polar equation to an equation in rectangular coordinates. Then identify and graph the equation.r sin ? = 2
A. 
x = 2; vertical line 2 units
to the right of the pole
B. 
y = -2; horizontal line 2 units
below the pole
C. 
x = -2; vertical line 2 units
to the left of the pole
D. 
y = 2; horizontal line 2 units
above the pole
Answer: D
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Find y".y = sin(4x2ex)
A. 8xex cos (4x2ex) + 4x2ex cos (4x2ex) B. -8ex sin(4x2ex) - 8xex sin(4x2ex) C. 4(x2 + 4x + 2)ex cos(4x2ex) - 16xe2x(x3 + 4x2 + 4x) sin(4x2ex) D. (x2 + 4x + 2)ex cos(4x2ex) + 4xex(x3 + 4x2 + 4x) cos(4x2ex)
Find the general solution of the equation. Express the solution explicitly as a function of the independent variable.y'(t)csc t = ey/3
A. y = 
ln
+ C
B. y = - 
ln
+ C
C. y = 3 ln
D. y = -3 ln
Write the ordered pair for each point shown in the xy-plane.
A. C(-4, 5), D(4, -5) B. C(-4, 5), D(-5, 4) C. C(-4, -5), D(5, -5) D. C(5, 8), D(-5, 4)
Divide.
A. -3.5 B. -0.35 C. 0.35 D. 3.5