# Math algebraic factprization

posted by .

1) (x+3)^2 - (x+1)^2

2) (x-4)^2 - 16(x+2)^2

• Math algebraic factprization -

a^2-b^2 = (a-b)(a+b) so

(x+3)^2 - (x+1)^2
= ((x+3)-(x+1))((x+3)+(x+1))
= (2)(2x+4)
= 4x+8

similarly for the other

## Similar Questions

1. ### Calculus

We're learning about different kinds of functions and I don't really understand the difference between rational and algebraic functions. I know that rational functions are functions that are a ratio of two polynomials, and algebraic …
2. ### Math

Please help with this question. Determine an algebraic model for Alvins data and use it to make a reasonable prediction for the population in 2036. I am having trouble with the algebraic model. thanks

We're learning Expanded, Multiplicative, Exponential and Algebraic form. I don't know how to do Algebraic form. The question says What is \$2,367.00 in Algebraic form?
4. ### math

What are algebraic models? There's a problem and it says to use an algebraic models to answer the questions. I don't know what those are?

Hi my class is doing a unit on patterns with algebraic expressions. And i need to find a difficult expression Figure# Term value 1 8 2 27 3 64 4 125 what is the algebraic expression and how did u do it?
6. ### 5th Grade Math Algebraic Expressions

What is the algebraic expression for six is fifteen less than three times a number?
7. ### math

one-half of a number is 8 less than two-thirds of the number. write algebraic equation: the sum of x and 8 is 15 write algebraic equation: 4 more than x is 9 write algebraic equation: 5 less than twice x is equal to 35 write algebraic …
8. ### Geometry

one-half of a number is 8 less than two-thirds of the number. write algebraic equation: the sum of x and 8 is 15 write algebraic equation: 4 more than x is 9 write algebraic equation: 5 less than twice x is equal to 35 write algebraic …
9. ### Math (Algebra)

A number is called algebraic if there is a polynomial with rational coefficients for which the number is a root. For example,√2 is algebraic because it is a root of the polynomial x^2−2. The number √2+√3+√5 …
10. ### algebraic

what is the algebraic expression for \$1.60 a gallon of gas. \$32.00 to fill the tank. 20 gallons

More Similar Questions

Post a New Question