Question: f (x) = 1og x , F’(x) = A. 2x B. 1/2x C. 1/x D. x Answer» c. 1/x Note: The above multiple-choice question is for all general and Competitive Exams in India. 

Question: The concept of Eigen values and vectors is applicable to? A. scalar matrix B. identity matrix C. upper triangular matrix D. square matrix Answer» d. square matrix Note: The above multiple-choice question is for all general and Competitive Exams…

Question: = + 2 + 2, what is the value x? A. 1 B. 2 C. -1 D. 1 Answer» c. -1 Note: The above multiple-choice question is for all general and Competitive Exams in India.