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Maths TNSB Mentoring
Class 10 Crash course
Relations and functions
Annual Revision V
1.
Two marks example problems III
Question:
4
m.
1
. Represent the function \(f(x) = \sqrt{2x^2 - 5x + 3}\) as the product of two functions.
\(f(x)\) \(=\) \((f \circ g)\)
\(f(x)\) \(=\) \(g(h(x))\)
\(f \circ (g \circ h)\) \(=\) \((f \circ g) \circ h\)
2
. Find \(k\) if \(f \circ f(k) = 5\) where \(f(k) = 2k - 1\).
The value of \(k\) \(=\)
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