# Math

Reduce each rational expression to lowest terms:

3x^2-12y^2 over x^2+4xy+4y^2

1. 👍
2. 👎
3. 👁
1. (3x^2 - 12y^2) / (x^2 + 4xy + 4y^2),
3(x^2 - 4y^2) / (x + 2y) (x + 2y),
3(x + 2y) (x - 2y) / (x + 2y)(x - 2y),
Cancel two (x + 2y) factors and get:

3(x - 2y) / (x + 2y).

1. 👍
2. 👎
2. CORRECTION: The denominator of the 3rd expression should be (x + 2y) (x + 2y).

1. 👍
2. 👎

## Similar Questions

1. ### Pre- Algebra

1. What is (-7)^5 in expanded form? 2. Simplify the expression. (-3)^4 a. 81 b. -81 c. -12 d. 12 3. Which expression is equivalent to 4x4x4x4x4x4x4x4? a. 4 x 8 b. 8^4 c. 8x8 d. 4^8 4. 2/3 x 1/2? Simplify to lowest terms 5. Solve

2. ### Math

Reduce the sum to lowest terms 15 1/2 + 3/4=

3. ### math

Reduce the fraction to lowest terms. Do not use spaces in answer. x^3-x^2 ________= x^4

4. ### Math Help me.

Reduce the rational expression to lowest terms. If it is already in lowest terms, enter the expression in the answer box. Also, specify any restrictions on the variable. 25x^2−30x+8/25x^2−16

1. ### math

4xy(1/2y+3/2x)= ? a. 2x + 6y b. 2x + 12y c. 4x + 6y d. 4x + 12y e. 4x - 12y please answer and explain

3. ### Math

Solve; multiply; then reduce to lowest terms 5 1/2 * 3/4

1. ### algebra

Reduce the fraction to lowest terms. -5jk ________= 35j^2k^2

2. ### math

perform the indicated operation reduce answer to lowest terms 3/17 + 6/170=

3. ### Math

Reduce the rational expression to lowest terms. If it is already in lowest terms, enter the expression in the answer box. Also, specify any restrictions on the variable. 6a^4+162a^3a^4−9a^3+27a^2

4. ### algebra

Reduce the rational expression to lowest terms 1/15abc (5a^3b^5c^2) =3a^2b^4c Is this right. I reduced,and cancelled out exponents.