A) \[\left( x-3 \right)\left( x+4 \right)\]
B) \[\left( x-21 \right)\left( x+4 \right)\]
C) \[\left( x-21 \right)\left( x-4 \right)\]
D) \[\left( x+21 \right)\left( x+4 \right)\]
Correct Answer: B
Solution :
(b): Use same process as in Q9.You need to login to perform this action.
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