Question

Expand:- (4a-b+2c) ^2

Answer 1

16a² + b² + 4c² - 8ab - 4bc + 16ac

.

..

...

....

....10 thanx + follow = INBOX

Answer 2

$(4a - b + 2c) \\ = 16a {}^{2} + b {}^{2} + 4c {}^{2} - 8ab - \\ 4bc + 16ac \\ \\ hope \: it \: helps$