en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

factor 9-y^2

Solution

factor

9 - y^{2}

Solution

(3 + y) (3 - y)

Solution steps

9 - y^{2}

Rewrite

9

as

3^{2}

= 3^{2} - y^{2}

Apply Difference of Two Squares Formula:

x^{2} - y^{2} = (x + y) (x - y)

3^{2} - y^{2} = (3 + y) (3 - y)

= (3 + y) (3 - y)

Popular Examples

simplify (cos(3x))/(cos(x))simplify

\frac{cos ( 3 x )}{cos ( x )}

simplify log_{2}(120)simplify

lo g_{2} (120)

simplify 4^{44}*1/4 simplify

4^{44} \cdot \frac{1}{4}

simplify 63/75 simplify

\frac{63}{75}

expand (x^2-1)(x^4+x^2+1)expand

(x^{2} - 1) (x^{4} + x^{2} + 1)

Frequently Asked Questions (FAQ)

What is factor 9-y^2 ?
The solution to factor 9-y^2 is (3+y)(3-y)