Equations in One Variable Answers
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The model represents a polynomial and its factors.
A
x2 – 2x – 3 = (x – 3)(x + 1)B
x2 – 4x + 3 = (x – 3)(x – 1)C
x2 + 2x + 3 = (x + 3)(x – 1)D
x2 + 4x – 3 = (x + 3)(x + 1)2
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Which are perfect square trinomials? Select two options.
A
x2 − 9B
x2 −100C
x2 − 4x + 4D
x2 + 10x + 25E
x2 + 15x + 363
Bailey writes the expression g2 + 14g + 40 to represent the area of a planned school garden in square feet. What factors can be used to find the dimensions of her garden?
A
(g−4)(g−10)B
(g+4)(g+10)C
(g+4)(g−10)D
(g−4)(g+10)4
The model represents x2 – 9x + 14.
A
x – 9B
x – 2C
x + 5D
x + 75
The binomial (a+5) is a factor of a2+7a+10. What is the other factor?
A
(a+2)B
(a+5)C
(a−2)D
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