Algebra I Unis 7 Qut on Name Date Unit 7 Quiz (7.1-7.5) 1. What is the degree of

Question

Algebra I Unis 7 Qut on Name Date Unit 7 Quiz (7.1-7.5) 1. What is the degree of -Sa b+4a -2b+5? (Cirele the correct answer) (A) 2 (B) -S (C) 3 2. Which expression is not a monomial? (Cirele the corret answer) (A) -15 (B)-15x2 C) 3. Find the sum. (8n - 5n +2n+(2n+6+2n) 3. 4. Find the difference. (2n-6n2 4n)-(4n2-3m) You are designing a rectangular flower bed that you will border using brick pavers. The width of the border around the bed will be the same on every side as shown. 5. 6 t x t 5% a. Write a polynomial that represents the total area of the flower bed and the border. Find the total area of the flower bed and border when the width of the border is 1.5 feet b.

Explanation / Answer

1) -5a^3b + 4a^3 - 2b + 5

degree of the function is

3

option c is correct

2) a monomial can be a number or a number multiplied by variable

so, x^-3 is not a monomial

option c is correct

3)

( 8n^4 -5n + 2n^3 ) + ( 2n + 6 + 2n^3 )

combining like terms

8n^4 + 4n^3 - 3n + 6

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