Question

evaluate: ( 2a + 3b + 4c )²

please give me right solution step by step and only photo solution

don't give me wrong answer otherwise I will report you​

Answer 1

Step-by-step explanation:

( 2a + 3b + 4c )²

Expand the expression

$(a + b + c) {}^{2} = a {}^{2} + b {}^{2} + c {}^{2} + 2(ab + bc \ + ac)$

(2a)²+(2b)²+(2c)²+2×2ax2b+2×2ax2c+2×2bx2c

4a²+(2b)²+(2c)²+2x2a 2b+2x2ax 2c +2x2bx2c

4a² + 4b² + 4c² + 8ab+8ac + 8bc (ans)