⚠ 2d is read as the product 2*d: for a power, write 2^d Let's factorize in ℝ: d·(2d + 1) -2·(2d + 1) You can write the expression in factored form: (2d + 1)·(d -2) ▶Factored expression: (d -2)·(2d + 1)
