factorize the following
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Answered by
0
Answer:
a= -6
Step-by-step explanation:
4a
2
−12a−216=0
4(a
2
−3a−54)=0
a
2
−3a−54=0
a
2
+6a−9a−54=0
a(a+6)−9(a+6)=0
(a−9)(a+6)=0
a=9
or
a=−6
Answered by
4
Answer:
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