Question

expand (2x-3y+c)^2 please Answer I will mark the brainliest​

Answer 1

Answer:

c = -1 ,-1

Step-by-step explanation:

( a +b +c )^2 =a^2 + b^2 c^2 +2ab + 2bc +2ac

=4 + 9 + c^2 -12 -6c +2c

= c^2 +2c +1

= c = -1 , -1