Question

please help me guys...
f and i factorie it
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Answer 1

Step-by-step explanation:

f part

(9+9+9) - (9+9) - x will be oneso

(9+9+9) - (9+9) - 1 + 1

9+9+9−9+9−1+1

27 will be the answer

and sorry i dont know i part

Answer 2

Step-by-step explanation:

hope the above attachment helps you friend...