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Popular >

factor 9-x^2

Solution

factor

9 - x^{2}

Solution

(3 + x) (3 - x)

Solution steps

9 - x^{2}

Rewrite

9

as

3^{2}

= 3^{2} - x^{2}

Apply Difference of Two Squares Formula:

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

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

= (3 + x) (3 - x)

Popular Examples

simplify (4^3)/(3^3)simplify

\frac{4 ^{3}}{3 ^{3}}

15=|(11s-8)/(5s+1)|

15 = \frac{11 s - 8}{5 s + 1}

8840=1000(100-t)+580(100-t)^2

8840 = 1000 (100 - t) + 580 (100 - t)^{2}

x^{2} - 6 x + 90 = 0

6.905x+6.238+x43.982=190

6.905 x + 6.238 + x 43.982 = 190

Frequently Asked Questions (FAQ)

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