Question
What is the value of fo(fog)o(gof) (x)
Options:
| A . x |
| B . x2 |
| C . 2x + 3 |
D .
|
| E . 22 |
Answer: Option C
:
C
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:
C
Option (c)
fo(fog)0(gof) (x)
We have, fog (x) = gof (x) = x
So given expression reduces to f(x), that is, 2x + 3
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