Question

26).a?-10a+25=
a). (a-5) (a-5)
b). (a-5)(a+5)
c). (a+5)(a+5)
d). (a-10)(a+5)​

Answer 1

Answer:

a²-10a+25

[By identity: (a-b)(a-b) = a² - 2ab + b²]

= (a-5)(a-5) is the correct answer.

Step-by-step explanation:

To check:

(a-5)(a-5)

= a² - 2(a)(5) + 5²

= a² - 10 + 25

Verified