Question

(a-b) 7-7 (b-a) =
what is the answer​

Answer 1

$(a - b)7 - 7(b - a)$

$(7a - 7b) - (7b - 7a)$

$(7a) {}^{2} (7b) {}^{2}$

Answer 2

Answer:

(a-b)7 - 7(b-a)

(7a-7b)-(7b-7a)

(7a)2 (7b)2

Hope it helps you ☺️