multiply (a-b+c)(a-b-c)
please explain it
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Answered by
0
Answer:
so if -
a is 3 b is 2and ć is 1
(3-2+1) x (3-2-1)
2 X 0
0
Step-by-step explanation:
hope it helps you
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Answered by
0
Answer:
(a-b+c)(a-b-c)
Step-by-step explanation:
= a(a-b-c)-b(a-b-c)+c(a-b-c)
= a²-ab-ac-ab+b²+bc+ac-bc-c²
= a²+b²-c²-ab-ab+bc-bc-ac+ac
= a²+b²-c²-2ab
Answer. a²+b²-c²-2ab
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