No.Because 14/2=7 and 7*3=21 so $21 is the answer.
Answer:
Option (B) is correct.
To prove
As given the epression in the question is given by

Now simplify the above
Terms are written as


Put in the above expression.




Answer:
Undefined.
Step-by-step explanation:
Because there is a 0 in the denominator.
A, rotated then reflected