(a+b) (a-b) + (b-c) (b+c) + (c-d) (c+d)
Answers
Answered by
1
Answer:
a2+d2
Step-by-step explanation:
a2-b2+b2-c2+c2-d2
a2-d2
Answered by
0
Answer:
a^2-d^2
Step-by-step explanation:
a^2-b^2+b^2-c^2+c^2-d^2
=a^2-d^2
Similar questions