Question

40+{[42+f]-8/f}*10 pls ans this

Answer 1

Solution:

40+{[42+f]-8/f}*10

= 40+{42+f-8/f}*10

= 40+{(42f+f²-8)}(10/f)

= (40f+420f+10f²-80)/f

= (10f²+460f-80)/f

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