Question

[1/4a - 1/2b +1]²
by using formula:-
a² + b² + c² + 2ab + 2bc +2ca​

Answer 1

Step-by-step explanation:

I hope this answer helps you

Answer 2

Answer:

$\huge\mathcal{\pink{\underline{\pink{\boxed{\blue{heya}}}}}}$

$(1/4a - 1/2b + 1) {^2}$

$1/16a{^2}-1/8 ab+1/4-1/8ab+1/4b{^2}-1/2b+1/4a-1/2b+1$

$1/16a{^2}+1/4b{^2}-2/8ab+2/4a-2/2b$

$1/16a{^2}+1/4b{^2}+1-1/4ab+1/2a-b$

$a{^2}/16+b{^2}/4+1-ab/4+a/2-b$