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3. Expand and simplify. a) 2x³y(y³x + 4xy - 2y³) b) -5(x²+5x-9) + 4x(x − 3) - 4. Expand and simplify. a) (d+6)(d− 3) b) 3(2x-3)-2(x − 2)(x + 3)

3. Expand and simplify. a) 2x³y(y³x + 4xy - 2y³) b) -5(x²+5x-9) + 4x(x − 3) - 4. Expand and simplify. a) (d+6)(d− 3) b) 3(2x-3)-2(x − 2)(x + 3)

College Algebra (MindTap Course List)
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter1: Equations And Inequalities
Section1.CR: Chapter Review
Problem 67E: 67. Calculate the discriminant associated with the equation 6x2+5x+1=0.
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3. Expand and simplify. a) 2x³y(y³x + 4xy - 2y³) b) -5(x²+5x-9) + 4x(x − 3) -
Transcribed Image Text:3. Expand and simplify. a) 2x³y(y³x + 4xy - 2y³) b) -5(x²+5x-9) + 4x(x − 3) -
4. Expand and simplify. a) (d+6)(d− 3) b) 3(2x-3)-2(x − 2)(x + 3)
Transcribed Image Text:4. Expand and simplify. a) (d+6)(d− 3) b) 3(2x-3)-2(x − 2)(x + 3)
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