please ans if it is correct then I'll mark mark as branlist
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Answered by
1
Answer:
a-b+ab+b-c+bc+c-a+ac
=ab+bc+ac
=b(a+c)+ac
Answered by
1
Answer:
ab+bc+ac
Expalnation:
4. Using column method:
a -b +ab
+b -c +bc
-a +c +ac
ans=ab+bc+ac
5.Answer:
5041
Step-by-step explanation:
(71)²=(70+1)²
(a+b)²=a²+2ab+b²
a=70 ; b=1
(70)²+(2×70×1)+(1)²
4900+140+1
5041
Hope it helped.
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