Team Gmath Question 5:- In a group of 50 scouts in a camp, 30 are well trained in first aid techniques while the remaining are well trained in hospitality but not in first aid. Two scouts are selected at random from the group. Find the probability distribution of number of selected scouts who are well trained in … Read more
Question 4:- The probability that A hits a target is 1/3 and the probability that B hits it is 2/5. If each one of A and B shoots at the target, what is the probability that … Read more
Question 3:- A, B and C throw a pair of dice in that order alternately till one of them gets a total of 9 and wins the game . Find their respective probabilities of winning, if A starts first. … Read more
Question 2:- A and B throw a pair of dice alternately. A wins the game if he gets a total of 7 and B wins the game if he gets a total of 10. If A starts the game, then find the probability that B wins. … Read more
Question 1:- The probabilities of two students A and B coming to the school in time are 3/7 and 5/7 respectively. Assuming that the events, ‘A coming in time’ and ‘B coming in time’ are independent, find the probability of only one of them coming to the school in time. … Read more
The word ‘trigonometry’ is derived from the Greek words ‘trigon’ and ‘metron’ and it means ‘measuring the sides of a triangle’. The subject was originally developed to solve geometric problems involving triangles. It was studied by sea captains for navigation, surveyor to map out the new lands, by engineers and others(Trigonometry formulae for class 11) … Read more
These are some of the basic trigonometric formulas that you will come across in class 10. They are fundamental for solving trigonometry problems and understanding the relationships between trigonometric functions.(Trigonometric formulae for class 10) Formulae for Trigonometric Ratio Perpendicular = P Base = B Hypotenuse = H (i) (ii) … Read more
Question:- If , with , then prove that . Hence show that . …….. [CBSC 2016] Solution:- Given, Differentiating with respect to y on both sides, we get Differentiating both sides w.r.t. x, we get Some other question: Q 1: If , Prove that . ……..[CBSC 2020] Solution: For solution click here … Read more
Question:-Find the value of at , if and . …….. [CBSC 2008, 2014] Solution:- Given, and Taking, Differentiating with respect to θ, we get Again taking, Differentiating with respect to θ, we get Some other question: Q 1: If , Prove that . ……..[CBSC 2020] Solution : For solution click … Read more
Question: If , Prove that . ……..[CBSC 2020] Solution: Given, Differentiating with respect to x, we have, Some other question: Q 1: If , then prove that Q 2: Find the value of at , if and . …….. [CBSC 2008, 2014]