Question

Simplify using suitable identity (5-a)²​

Answer 1

(a-b)^2=a^2-2ab+b^2

(5-a)^2=25-2*5*a+a^2

=25-10a+a^2

Answer 2

Answer:

25-10a +a² is the correct answer

Step-by-step explanation:

(5-a)²=5² -2×5×a+a² [here we have use the formula that is a²-2ab+b²]

= 25-10a +a²