A particle of mass 2.5 kg is moving at a speed of 12 m/s. If…
A particle of mass 2.5 kg is moving at a speed of 12 m/s. If a force of…
The area of a sector of a circle is 3(cm^{2}). If the sector subtends an…
The area of a sector of a circle is 3(cm^{2}). If the sector subtends an angle of 1.5…
Simplify (8^{n} times 2^{2n} div 4^{3n})
Simplify (8^{n} times 2^{2n} div 4^{3n}) A. (2^{-n}) B. (2^{1 – n}) C. (2^{n}) D. (2^{n + 1})…
Which of the following is a singular matrix?
Which of the following is a singular matrix? A. (begin{pmatrix} 1 & 0 \ 0 & 1 end{pmatrix})…
Simplify (frac{^{n}P_{4}}{^{n}C_{4}})
Simplify (frac{^{n}P_{4}}{^{n}C_{4}}) A. 24 B. 18 C. 12 D. 6 Correct Answer: Option A Explanation (^{n}P_{4} = frac{n!}{(n…
A committee of 4 is to be selected from a group of 5 men and…
A committee of 4 is to be selected from a group of 5 men and 3 women. In…
The mean age of n men in a club is 50 years. Two men aged…
The mean age of n men in a club is 50 years. Two men aged 55 and 63…
Evaluate (lim limits_{x to 1} frac{1 – x}{x^{2} – 3x + 2})
Evaluate (lim limits_{x to 1} frac{1 – x}{x^{2} – 3x + 2}) A. 1 B. (frac{1}{2}) C. 0…
Evaluate (log_{0.25} 8)
Evaluate (log_{0.25} 8) A. (frac{3}{2}) B. (frac{2}{3}) C. (-frac{2}{3}) D. (-frac{3}{2}) Correct Answer: Option D Explanation (log_{0.25} 8…
Find the sum of the exponential series (96 + 24 + 6 +…)
Find the sum of the exponential series (96 + 24 + 6 +…) A. 144 B. 128 C.…