factorize 7-4a-3a2 Help me please
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Answered by
2
Answer:
3a^2-4a-7
3a^2-7a+3a-7
3a^2+3a-7a-7
3a(a+1)-7(a+1)
(a+1)(3a-7)
Explanation:
Hope it helps
Answered by
2
Explanation:
7-4a-3a2
= -3a2-4a+7
=3a2-(3-1) a-+7
=3a2- 3a +7a +7
=3a(a-1) + 7(a-1)
= (a-1 ) (-3a-7)
a = 7 ; or we can say as -7/3.
hope this helpful
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