Questions

2 Marks Each

🎯

Test yourself on this topic

17 questions · timed · auto-graded

Question 42 Marks
Find $\lim _{x \rightarrow 2} \frac{x+3}{x-1}$ and
$\lim _{x \rightarrow 5} \frac{x^2-10 x+25}{x+2}$.
Answer
$5$ and $0$
View full question & answer
Question 52 Marks
If $N\left(K_1, 0.02\right)=\left(3.98, K_2\right)$, find
the values of $K_1$ and $K_2$.
Answer
$K_1=4, \quad K_2=4.02$
View full question & answer
Question 72 Marks
Express $|2 x+5|<1$ in the neighbourhood form and the
interval form.
Answer
$N\left(-\frac{5}{2}, \frac{1}{2}\right),(-3,-2)$
View full question & answer
Question 82 Marks
For a certain value of $x$, limit of a function $f(x)$
is $2$ and that of a function $g(x)$ is $3 .$ What is the
limit of function $[3 f(x)+2 g(x)]$ at the same value
of $x ?$
Answer
$12$
View full question & answer
Question 92 Marks
Find $\lim _{x \rightarrow 1} f(x)$, if $\lim _
{x \rightarrow 1}\left[\frac{f(x)}{x^2+5}\right]=\frac{5}{12}$.
Answer
$\frac{5}{2}$
View full question & answer
2 Marks Each - Statistics STD 12 Commerce Questions - Vidyadip