factorise a2+ab+bc+ca
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Answered by
3
Answer:
(a+b)(a+c)
Step-by-step explanation:
a2+ab+bc+ca
a(a+b)+c(a+b)
(a+b)(a+c)
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Answered by
3
Answer:
a²+ab+bc+ca
a²+ab+ca+bc
a(a+b) + c(a+b)
(a+c) + (a+b)
^^^^^^^^^^^^
it is the answer
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