What is (4-x^2)/(x+2) ?

The solution to (4-x^2)/(x+2) is 2-x

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simplify (4-x^2)/(x+2)

simplify

\frac{4 - x ^{2}}{x + 2}

2 - x

Solution steps

\frac{4 - x ^{2}}{x + 2}

Factor

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

= \frac{( 2 + x ) ( 2 - x )}{x + 2}

Apply the commutative law:

2 + x = x + 2

= \frac{( x + 2 ) ( 2 - x )}{x + 2}

Cancel the common factor:

x + 2

= 2 - x

6 x^{2} - 3 x + 8 x - 4

3 m (m - 4)

200 x^{2}

(x^{2} - 2 x + 5)^{2}

- (- 3 t - 4.8 u - 9)