Prove that (a + b) x (a-b)=2(bxa ).
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Answered by
5
Step-by-step explanation:
(a+b)(a-b)
=a²+ab-ab-b²
=a²-b²
2(b×a)
= 2b×a
=2ab
Answered by
0
Answer:
(a+b)×(a-b)=a×a -b×b +b×a -a×b
= 0 -0 +2(b×a)
=2(b×a)
Step-by-step explanation:
your answer
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