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Relations and Functions
NCERT Exemplar Class 12
CBSE
Grade 12
Question:
If $f(x) = x + 7$ and $g(x) = x - 7$, find $(f \circ g)(7)$.
Step-by-Step Solution
$g(7) = 0$. [1.0 Mark]
$f(0) = 7$. [1.0 Mark]
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🎯 Official CBSE Marking Scheme:
Evaluating $g(7) = 0$: 1.0 Mark
Evaluating $(f \circ g)(7) = 7$: 1.0 Mark
Correct Answer:
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