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Popular >

expand (3x-1)(x+1)

Solution

expand

(3 x - 1) (x + 1)

Solution

3 x^{2} + 2 x - 1

Solution steps

(3 x - 1) (x + 1)

Apply FOIL method

(3 x - 1) (x + 1) : 3 x^{2} + 2 x - 1

= 3 x^{2} + 2 x - 1

Popular Examples

simplify (3sqrt(7)+5)/(sqrt(7)+2)simplify

\frac{3 7 + 5}{7 + 2}

simplify (3sqrt(7)+5)/(sqrt(7)-2)simplify

\frac{3 7 + 5}{7 - 2}

simplify (p+7)-(6p^2+13p)simplify

(p + 7) - (6 p^{2} + 13 p)

simplify (cos(θ))/(sec(θ))simplify

\frac{cos ( θ )}{sec ( θ )}

simplify sqrt(125m^7)simplify

125 m^{7}

Frequently Asked Questions (FAQ)

What is expand (3x-1)(x+1) ?
The solution to expand (3x-1)(x+1) is 3x^2+2x-1