Answer: . Let us use the formula ∫uv dx = u ∫vdx - ∫[du/dx × ∫vdx] dx Here u = tan-1x v = 1 ∫tan-1x dx = ∫(tan-1x × 1) dx ∫tan-1x dx... View Article
Scope of statistics is: (a) It is used in business organizations. (b) It is used in economics to analyse the trend. (c) Statistical techniques... View Article
When the percentage change in quantity demanded is equal to the percentage change in price, then demand is said to be unitary elastic demand.... View Article
Let the three consecutive positive integers be n, n+1, and n+2 When a number is divided by 3, the remainder obtained are either 0, 1, or 2... View Article
The tangents PQ and BQ are drawn from an external point Q. PQ = BQ eq.1 (the length of the tangent drawn from an external point to the circle... View Article
(i) 2x + y = 7 Substitute x = 0 in the above equation 2(0) + y = 7 y = 7 Therefore, (0,7) is a solution for the given equation Let y = 0 2x... View Article
To determine the value of x, the below formula is used: sin (A-B) = sinA . cosB - cosA. sinB Substituting the values of A and B where A =... View Article
Linguistic states were created to ensure that people who speak the same language lived in the same state. Some states were purposefully created... View Article