Solve 3x^2-1/1+x+1/1+x

$$\frac { 3 x ^ { 2 } - 1 } { 1 + x } + \frac { 1 } { 1 + x }$$

Evaluate

$$\frac{3x^{2}}{x+1}$$

Short Solution Steps

Since \frac{3x^{2}-1}{1+x} and \frac{1}{1+x} have the same denominator, add them by adding their numerators.

$$\frac{3x^{2}-1+1}{1+x}$$

Combine like terms in 3x^{2}-1+1.

$$\frac{3x^{2}}{1+x}$$

Expand

$$\frac{3x^{2}}{x+1}$$

Short Solution Steps

Since \frac{3x^{2}-1}{1+x} and \frac{1}{1+x} have the same denominator, add them by adding their numerators.

$$\frac{3x^{2}-1+1}{1+x}$$

Combine like terms in 3x^{2}-1+1.

$$\frac{3x^{2}}{1+x}$$