Exercise
$2a^2-2$
Step-by-step Solution
Learn how to solve problems step by step online. Factor the expression 2a^2-2. Factor the polynomial 2a^2-2 by it's greatest common factor (GCF): 2. Simplify \sqrt{a^2} using the power of a power property: \left(a^m\right)^n=a^{m\cdot n}. In the expression, m equals 2 and n equals \frac{1}{2}. Calculate the power \sqrt{1}. Simplify \sqrt{a^2} using the power of a power property: \left(a^m\right)^n=a^{m\cdot n}. In the expression, m equals 2 and n equals \frac{1}{2}.
Factor the expression 2a^2-2
Final answer to the exercise
$2\left(a+1\right)\left(a-1\right)$