If f(x)=−1, what is f(f(−1))?
- -1
- 0
- 1
- Undefined
Explanation
We are told
f(x)=−1 for any input x.
Sof(−1)=−1.
Then f(f(−1))=f(−1)=−1.
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اس سوال کو وضاحت کے ساتھ پڑھیں
- (x+5)(x−4)/(x−2)(x+2)
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- x+5/x−2
اس سوال کو وضاحت کے ساتھ پڑھیں
- 20
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- 35