Write the partial fraction decomposition of the rational expression.
A. +
B. +
+
C. +
+
D. +
+
Answer: C
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The problem tells by what factor and direction the graph of the given function is to be stretched or compressed. Give an equation for the stretched or compressed graph.y = 1 + stretched vertically by a factor of 9
A. y = 1 +
B. y = 9 +
C. y = +
D. y = 1 +
Transform the polar equation to an equation in rectangular coordinates. Then identify and graph the equation.r = 5
A. x2 + 2 =
; circle,
radius , center at
in
rectangular coordinates
B. 2 + y2 =
; circle,
radius , center at
in
rectangular coordinates
C. x2 + y2 = 25; circle, radius 5,
center at pole
D. x = 5; vertical line 5 units to the right
of the pole
Find the product.(x - 5)(x + 5)(x2 + 25)
A. x4 - 625 B. x4 - 25 C. x4 - 10x2 - 25 D. x4 - 100x2 + 625
Write the equation of a sine function that has the given characteristics.The graph of y = x2, shifted 9 units upward
A. y = x2 + 9
B. y = 9x2
C. y = x2 - 9
D. y =