Answers

If three unbiased coins are tossed, find the probability that they are all heads A. (frac{1}{2}) B. (frac{1}{3})…

Find the standard deviation of 2, 3, 5 and 6 A. √6 B. √10 C. √(frac{2}{5}) D. √(frac{5}{2})…

If cot(theta) = (frac{8}{15}), where (theta) is acute, find sin(theta) A. (frac{8}{17}) B. (frac{15}{17}) C. (frac{16}{17}) D. (frac{13}{17})…

In how many ways can a committee of 2 women and 3 men be chosen from 6 men…

Evaluate (int^{2}_{0}(x^3 + x^2))dx. A. 4(frac{5}{6}) B. 6(frac{2}{3}) C. 1(frac{5}{6}) D. 2(frac{5}{6}) Correct Answer: Option B Explanation (int^{2}_{0}(x^3…

Find the distance between the points ((frac{1}{2}), (frac{1}{2})) and (-(frac{1}{2}), -(frac{1}{2})). A. 1 B. o C. √3 D.…

Find the gradient of the line passing through the points P(1, 1) and Q(2, 5). A. 3 B.…

If y = x sinx, find (frac{dy}{dx}) A. sin x – x cosx B. sinx + x cosx…

If the two smaller sides of a right angled triangle are 4cm and 5cm, find its area. A.…

A cylindrical pipe 50m long with radius 7m has one end open. What is the total surface area…