Question

'solve using identity(2a + 3b - 4c)^2​

Answer 1

Answer:

12ab + 24bc + 16ca.

Step-by-step explanation:

(2a + 3b + 4c)^2 = (2a)^2 + (3b)^2 + (4c)^2 + 2(2a)(3b) + 2(3b)(4c) + 2(4c)(2a). = 4a^2 + 9b^2 + 16c^2 + 12ab + 24bc + 16ca.

Hope this helps!!!!