where u = 2x^3 − 1 and du = u ′(x) dx = 6x^2 dx; this, by
formula (3), equals
EXAMPLE 6
du, where u = 1 − x and du = −1 dx; this, by formula
(3) yields
EXAMPLE 7
where u = 2x^3 − 1 and du = u ′(x) dx = 6x^2 dx; this, by
formula (3), equals
du, where u = 1 − x and du = −1 dx; this, by formula
(3) yields
EXAMPLE 7