Question

Expand.(2a-3b)². please expand fast​

Answer 1

Answer:

(2a - 3b)² = 4a²+ 9b²-12ab

Do mark as the brainliest if it helped!

Answer 2

Answer:

We know that :

${(a - b)}^{2} = {a}^{2} + {b}^{2} - 2ab$

So,

${(2a - 3b)}^{2} = {(2a)}^{2} + {(3b)}^{2} - 2 \times 2a \times 3b$

So The answer is

$4 {a}^{2} + 9 {b}^{2} - 12ab$