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Quantitative Aptitude
List of top Quantitative Aptitude Questions on Functions
Let f be a function such that f (mn) = f (m) f (n) for every positive integers m and n. If f (1), f (2) and f (3) are positive integers, f (1) < f (2), and f (24) = 54, then f (18) equals
CAT - 2019
CAT
Quantitative Aptitude
Functions
Let f(x)=max{5x, 52-2x2 }, where x is any positive real number. Then the minimum possible value of f(x) is
CAT - 2018
CAT
Quantitative Aptitude
Functions
If f(x + 2) = f(x) + f(x + 1) for all positive integers x, and f(11) = 91, f(15) = 617, then f(10) equals
CAT - 2018
CAT
Quantitative Aptitude
Functions
If
f
(
x
)
=
5
x
+
2
3
x
−
5
f(x)=\frac{5x+2 }{3x-5}
f
(
x
)
=
3
x
−
5
5
x
+
2
and
g
(
x
)
=
x
2
−
2
x
−
1
g(x)=x^2-2x-1
g
(
x
)
=
x
2
−
2
x
−
1
,then the value of
g
(
f
(
f
(
3
)
)
)
g(f(f(3)))
g
(
f
(
f
(
3
)))
is
CAT - 2017
CAT
Quantitative Aptitude
Functions
Let f(x) = x2 and g(x) = 2X , for all real x. Then the value of f( f(g(x)) + g(f(x)) ) at x = 1 is
CAT - 2017
CAT
Quantitative Aptitude
Functions
If 9x-1/2-22x-2=4x-32x-3, then x is
CAT - 2017
CAT
Quantitative Aptitude
Functions
If f(ab) = f(a)f(b) for all positive integers a and b, then the largest possible value of f(l) is
CAT - 2017
CAT
Quantitative Aptitude
Functions
Let f(x) = 2x-5and g(x) = 7-2x. Then |f(x) + g(x)| = |f(x)| + |g(x)| if and only if
CAT - 2017
CAT
Quantitative Aptitude
Functions