Math 12 Chapter 1Functions & LimitsTest - 5

Math 12 Chapter 1
Functions & Limits
Test - 5

1. Lt_x®0 a^t-1/t =

a) e
b) log10^a
c) ln a
d) ¥

2. Lt_x®¥ e^1/x-1/e^1/x+1 =

a) 1/2
b) 0
c) Not defined
d) e

3. If f(x) = 2 for all real Nos., then f (x+2) =

a) 4
b) R- [2,-2]
c) 2
d) x

4. Lt_x®¥ 5x²-3/7x³-1 =

a) 0
b) ¥ / ¥
c) Undefined
d) 0

5. Lt_x®0 (1+3x)^1/x =

a) 3e
b) e³
c) 3
d) ¥

6. The relation x²y + xy² -3 = 0 is:

a) None of these
b) quadratic function
c) Implict function
d) Explicit function

7. If A = {1,2} & B = {a,b} and R₁ is{(1,a), (2b)} then R₁ ^-1 is

a) {(a,1),(2,b)}
b) {(1,a),(b,2)}
c) {(1,a),(2,b)}
d) {(a,1),(b,2)}

This is more feedback!

This is the feedback!