# Ch 7 Review March 18

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01-Sep-2014Category

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### Transcript of Ch 7 Review March 18

- Chapter 7 Multiplying and Dividing Polynomials Review
- Checklist Model multiplication of monomial times a monomial, or monomial times a binomial using algebra tiles or an area model. Write a multiplication statement that represents an algebra tile model or an area model.
- Model division of monomial by a monomial, or binomial by a monomial using algebra tiles or an area model. Write a division statement that represents an algebra tile model or an area model.
- Simplify expressions to find products and quotients without using models Solve word problems involving polynomial multiplication or division.
- Model multiplication of monomial times a monomial, or monomial times a binomial using algebra tiles or an area model. Model -2x(3x -2) using both an area model and an algebra tile model Algebra tile model Area model
- Write a multiplication statement that represents an algebra tile model or an area model.
- Model division of monomial by a monomial, or binomial by a monomial using algebra tiles or an area model. 2 Model (4x + 8x) -2x using both an algebra model and an area model
- Write a division statement that represents an algebra tile model or an area model. ? -4x 4xy - 12x
- Simplify expressions to find products or quotients without using models Simplify to find the products (show all steps using the distributive property) a) 3x(-2x + 4) b) (4.5x - 3)4x
- Simplify to find the quotients (show all steps) a) 2 15y - 12y 3y b) (-10x2 + 4x) -4x
- Solve word problems involving polynomial multiplication or division. The base of the parallelogram is 4x cm, the area of the parallelogram is (16x2 + 4x) cm2, find and expression for the height of the parallelogram Remember... Area of parallelogram A = bh height base
- The area of rectangle B is three times the area of rectangle A. (3x + 2) cm A B 6x cm a) Write an expression to find represent the area of rectangle A.
- The area of rectangle B is three times the area of rectangle A. (3x + 2) cm A B 6x cm b) Determine the expression for the area of rectangle B.
- The area of rectangle B is three times the area of rectangle A. (3x + 2) cm A B 6x cm c) If the width of rectangle B is 8x find the length of rectangle B.