0. Review of Algebra

Polynomials Intro

Textbook Question
Find each product. (x+7y)(3x-5y)
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Textbook Question
Perform the indicated operation or operations. (3x+5)(2x−9)−(7x−2)(x−1)
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Textbook Question
In Exercises 83–94, find each product.(5x + 7y − 2)(5x + 7y + 2)
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Textbook Question
In Exercises 83–94, find each product.[5y + (2x+3)][5y − (2x+3)]
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Textbook Question
In Exercises 117–130, simplify each algebraic expression.7x+5x
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Textbook Question
In Exercises 117–130, simplify each algebraic expression. 6x²-x²
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Textbook Question
In Exercises 121–128, write each English phrase as an algebraic expression. Then simplify the expression. Let x represent the number. A number decreased by the sum of the number and four
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Textbook Question
In Exercises 121–128, write each English phrase as an algebraic expression. Then simplify the expression. Let x represent the number. Six times the product of negative five and a number
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Textbook Question
In Exercises 121–128, write each English phrase as an algebraic expression. Then simplify the expression. Let x represent the number. Eight decreased by three times the sum of a number and six
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Textbook Question
In Exercises 117–130, simplify each algebraic expression. 18x²+4-[6(x²-2)+5]
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Textbook Question
Multiply: (2x−5)(x²−3x−6). (Section 5.2, Example 3)
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Textbook Question
Replace each boxed question mark with a polynomial that results in the given product.2x³y² · ? = 12x⁵y⁴
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Textbook Question
Perform the indicated operations. Write the resulting polynomial in standard form and indicate its degree. $(- 6 x^{3} + 7 x^{2} - 9 x + 3) + (14 x^{3} + 3 x^{2} - 11 x - 7)$
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Textbook Question
Find each product : $(3 x - 2) (4 x^{2} + 3 x - 5)$
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Textbook Question
Find each product. (7x+4y)(7x-4y)
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