Unit Test — Unit test Answers
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Which of the following is an extraneous solution of ?
A
x = –6B
x = –1C
x = 1D
x = 642
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What is the solution of ?
A
x = –8 or x = –1B
x = –8C
x = –1D
no solution43
Which graph represents ?
A
On a coordinate plane, a cubic function has a point of inflection at x = 0 and crosses the x-axis at x = 5.
B
On a coordinate plane, a cubic function has a point of inflection at x = negative 5 and crosses the x-axis at x = 2.
C
On a coordinate plane, a cubic function has a point of inflection at y = negative 5 and crosses the x-axis at y = negative 5.
D
On a coordinate plane, a cubic function has a point of inflection at x = 5 and crosses the x-axis at x = 5.
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