x times the derivative of x^2
⇥Let's differentiate: ddx(x2)
⇥ⓘ The derivative of x^n is n*x^(n-1): ddx(x2) = 2x
⇥ 2x
Let's evaluate: x·2·x
ⓘ Multiplying powers with the same base adds the exponents: x·x = x2
▶Result:   2x2