Math, asked by shivam070707, 8 months ago

(a+b+c)(a+b-c)
=?????​

Answers

Answered by sukhlalkumawat1979
0

Answer:

a +b+c+=d right nama OK

Answered by vedvatikatara
2

Answer:

a²+b²-c²+2ab

Step-by-step explanation:

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

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

= (aa)+(ab)-(ac) + (ba)+(bb)-(bc) + (ca)+(cb)-(cc)

= a²+b²-c² + ab+ab -bc+bc -ca+ca

= a²+b²-c² + 2ab

Similar questions