Question

(4a²-3b)²

Ayudme porfa

Answer 1

(4a²-3b)²

Usamos la fórmula (a-b) ²=a²-2ab+b²:

(4a²)²-2(4a²)(3b)+(3b)²

16a⁴-24a²b+9b²......resp.

Answer 2

Si:

(a-b)² es a²-2ab+b²

Entonces:

(4a²-3b)² es 16a².16a²-12a²b+9b²