Which among the following options is the correct principle value of cot‘1(-1/3”2)?

Which of the following options is the correct principle value of sin' (1/21’2)?

For a square matrix X with real number entities. which of the following options is a skew-symmetric matrix?

For a square matrix X with real number entities, which of the following options is a symmetric matrix?

What is the correct integral value off‌lsin x/sin (x + p))dx?

Which of the following options is the correct value of the area of a parallelogram whose adjacent sides are given by the vectors as shown in the image?

The empirical rule applies to distributions that are ________.

The higher your credit score the ____ your fixed expenses

Forms of money in the united states consist of paper money, coins, and _____.

Checklists with several items to be considered by respondents may be subject to _____.

In order to summarize qualitative data, a useful tool is a __________.