Evaluate
a) 0
b)
c)
d) 1
Your Answer
c) 1
d) 2
Find if f(x) =
d)
a) 2asina
b) a2cosa
c) 2asina + a2cosa
d) 2a
If f (x + y) = f (x) + f (y) for all x and y. If the function f is continuous at x = 0 then f is continuous for all x.
a) True
b) False
Determine the values of a, b, c for which the function
is continuous at x = 0
a)
Let f be a twice differentiable function such that and , . Find h (10) if
h (5) = 1.
b) 1
c) 2
d) 4
Let
Determine the function g (x) = f (f(x)) and hence find the points of discontinuity of g if any.
a) g(x) is continuous for all x except x = 1 and x = 2
b) g(x) is continuous for all x except x = 1
c) g(x) is continuous for all x except x = 2
d) g(x) is continuous for all x
Let f(x) =
Discuss the continuity of on [0, 2]
a) is continuous for all x ℝ
b) is continuous for all x ℝ except at x = 1
c) is continuous for all x ℝ except at x = 1 and x = 2
d) is continuous for all x ℝ except at x = 0, x = 1 and x = 2
Let f (x) be a continuous function satisfying If exists, find its value.
Let ℝ be the set of real numbers and f : ℝ → ℝ such that for all x and y in ℝ, . Then f (x) is a constant.
A function f : ℝ → ℝ satisfies the equation
f(x + y) = f(x) . f(y) x, y in ℝ and f(x) ≠ 0 for any x in ℝ. Let the function be differentiable at x = 0 and . Show that. Hence determine f(x).
a) ex
b) e2x
c) 2ex
d) 2e2x
Find
b) e
c) ez
d) e3
Determine a and b so that f is continuous at x = 0.
Test whether
f(x) is continuous at x = 0
f(x) is differentiable at x = 0
a) f(x) is differentiable and continuous at x = 0
b) f(x) is continuous but not differentiable at x = 0
c) f(x) is neither continuous nor differentiable at x = 0
If a function f : is an odd function such that for x ε [a, 2a] and the left hand derivative at
x = a is 0 then find the left hand derivative at x =
c) a
P(x) is a polynomial function such that P(1) = 0, > P(x)
x > 1. Then x > 1,
a) P(x) > 0
b) P(x) = 0
c) P(x) < 1
If and = and f(0) = 0. Find the value of . Given that 0 < <
f(x) is a function such that and the tangent at any point passes through (1, 2). Find the equation of the tangent.
a) x = 2
b) y = 2
c) x + y = 2
d) x – y = 2
If exists then both the limits and exist
A = is equal to
If f is continuous for all x, then k is equal to
a) 3
b) 5
c) 7
d) 9
Identify a discontinuous function y = f(x) satisfying