en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

factor y^2-49

Solution

factor

y^{2} - 49

Solution

(y + 7) (y - 7)

Solution steps

y^{2} - 49

Rewrite

49

as

7^{2}

= y^{2} - 7^{2}

Apply Difference of Two Squares Formula:

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

y^{2} - 7^{2} = (y + 7) (y - 7)

= (y + 7) (y - 7)

Popular Examples

simplify pi/(16)+pi/(16)simplify

\frac{π}{16} + \frac{π}{16}

7 z^{2} - 3 z = 0

r + 2 \leq 4

factor (x^2-x-12)/(2x-8)factor

\frac{x ^{2} - x - 12}{2 x - 8}

factor 8x^2-6xy-9y^2 factor

8 x^{2} - 6 x y - 9 y^{2}

Frequently Asked Questions (FAQ)

What is factor y^2-49 ?
The solution to factor y^2-49 is (y+7)(y-7)