Question

subtract 3a(a-4b+2c) from 2a(3c-4b+5a​

Answer 1

Step-by-step explanation:

we have to subtract 3a(a-4b+2c) from2a(3c-4b+5a)

$3 {a}^{2} - 12ab + 6ac \: from \: 6ac - 8ab + 10 {a}^{2} \\ 6ac - 8ab + 10 {a}^{2} - (3 {a}^{2} - 12ab + 6ac) \\ 6ac - 8ab + 10 {a}^{2} - 3 {a}^{2} + 12ab - 6ac \\ 7 {a}^{2} + 4ab$