1 . y=tan-1p+qxq-px

• A. 1+7x
• B. p+qx
• C. $\frac{1}{1+x^2}$
• D. $\frac{2}{1-x^2}$

Answer: Option C

Explanation:

2 . y=tan-1p+qxq-px

• A. 1+7x
• B. p+qx
• C. $\frac{1}{1+x^2}$
• D. $\frac{2}{1-x^2}$

Answer: Option A

Explanation: