a^2 - 19a + 84 Fractarise
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Answered by
1
Step-by-step explanation:
a²-12a-7a+84( middle term splitting)
=a(a-12)-7(a-12)
=(a-7)(a-12)
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Answered by
1
a²-19a+84
= a² - 12a -7a +84
= a (a-12) - 7 (a-12)
= (a-7) (a-12)
hope it helps..
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