Q11. If \(A= \begin{bmatrix}1 & 2 \\ 2 & 1 \end{bmatrix}\) and \(B = \begin{bmatrix}3 & 1 \\ 2 & 1 \end{bmatrix} \), find \(AB\)

Q12. Choose the sentence with proper subject-verb agreement.

Q13. If \(log_{10} \:2 = 0.3010 \quad \& \quad log_{10} \:3 = 0.4771\), find the value of \(log_{10} \:13.5\)

Q14. What does the phrase "hit the hay" mean?

Q15. If \(sin x=\frac{1}{2}\) and \(cos x=\frac{\sqrt{3}}{2}\), then \(sin 2x = _{-------------}\).

Q16. Choose the sentence with the correct use of the apostrophe:

Q17. What is the main function of the coordinating conjunction "and" in the sentence

"He ran and jumped to avoid the obstacle"?

Q18. Identify the sentence with the correct use of the definite article.

Q19. What is the inclination of a line which is parallel to y-axis?

Q20. If y is expressed in terms of a variable x as \(y = ƒ(x)\), then y is called