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Popular >

factor 49-x^2

Solution

factor

49 - x^{2}

Solution

(7 + x) (7 - x)

Solution steps

49 - x^{2}

Rewrite

49

as

7^{2}

= 7^{2} - x^{2}

Apply Difference of Two Squares Formula:

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

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

= (7 + x) (7 - x)

Popular Examples

factor 5x^2+19x+12 factor

5 x^{2} + 19 x + 12

expand (x^2+9)^2 expand

(x^{2} + 9)^{2}

simplify 8/100 simplify

\frac{8}{100}

simplify 2+(-1)simplify

2 + (- 1)

simplify 15/18 simplify

\frac{15}{18}

Frequently Asked Questions (FAQ)

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