MCQ
Which of the following is a true statement
- A$(a \times b) \times c$ is coplanar with c
- B$(a \times b) \times c$ is perpendicular to $a$
- C$(a \times b) \times c$ is perpendicular to $ b$
- ✓$(a \times b) \times c$ is perpendicular to $c$
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Which of the following statements are true?
$I.$ There are infinitely many $x \in[0,1]$ for which $\lim _{n \rightarrow \infty} f_n(x)=0$
$II.$ There are infinitely many $x \in[0,1]$ for which $\lim _{n \rightarrow \infty} f_n(x)=\frac{1}{2}$
$III.$ There are infinitely many $x \in[0,1]$ for which $\lim _{n \rightarrow \infty} f_n(x)=1$
$IV.$ There are infinitely many $x \in[0,1]$ for which $\lim _{n \rightarrow \infty} f_n(x)$ does not exist.