Question

(ii) c2 + 2ab - (a*a+b*b)​

Answer 1

Step-by-step explanation:

c² + 2ab - (a×a + b×b)

= c² + 2ab - a² - b²

= c² - ( a² + b² - 2ab)

= c² - (a-b)²

Using, a²- b² = (a+b)(a-b)

= ( c + a - b)( c - a + b)

Answer 2

Answer:

after solving all is equal to C plus a minus b...