# Class 11

## MCQ Questions for Class 11 Maths Chapter 10 Straight Lines with Answers

MCQ Questions for Class 11 Maths Chapter 10 Straight Lines with Answers Question 1.The locus of a point, whose abscissa and ordinate are always equal is(a) x + y + 1 = 0(b) x – y = 0(c) x + y = 1(d) none of these.Answer Answer: (b) x – y = 0 Question 2.The […]

## MCQ Questions for Class 11 Maths Chapter 11 Conic Sections with Answers

MCQ Questions for Class 11 Maths Chapter 11 Conic Sections with Answers Question 1.The locus of the point from which the tangent to the circles x² + y² – 4 = 0 and x² + y² – 8x + 15 = 0 are equal is given by the equation(a) 8x + 19 = 0(b) 8x […]

## Class 11 Maths Chapter 11 Conic Sections MCQs

Class 11 Maths Chapter 11 Conic Sections MCQs 1) The length of the transverse axis is the distance between the ____. a. Two vertices b. Two Foci c. Vertex and the origin d. Focus and the vertex Answer: (a) Two vertices see also: Permutation and Combination Important questions 2) The parametric equation of the parabola y2 = […]

## Permutation and Combination Important questions Class 11

Permutation and Combination Important questions Q1. From a team of 6 students, in how many ways can we choose a captain and vice-captain assuming one person can not hold more than one position? Ans: 30 Q2. It is needed to seat 5 boys and 4 girls in a row so that the girl gets the […]

## Geometric progression – Class 11 Sequences and series

Geometric progression Q1. The sum of first three terms of a G.P. is 39/10 and their product is 1. Find the common ratio and the terms. Q2. The sum of first three terms of a geometric sequence is 13/12​ and their product is −1. Find the common ratio and the terms Ans: 3/4, -1, 4/3 or 4/3, -1, 3/4 Q3. If  […]

## Permutation and Combination | Important Questions

Permutation and Combination Q1. How many 3-digit numbers can be formed by using the digits 1 to 9 if no digit is repeated? Ans: 504 Q2. How many 4-digit numbers are there with no digit repeated? Ans: 4536 Q3. How many 3-digit even numbers can be made using the digits 1, 2, 3, 4, 6, […]

## Solutions for Class 11 Maths Chapter 11 – Exercise 11.3

Solutions for Class 11 Maths Chapter 11 In each of Exercises 1 to 9, find the coordinates of the foci, the vertices, the length of major axis, the minor axis, the eccentricity and the length of the latus rectum of the ellipse. 1. x2/36 + y2/16 = 1 Solution: Given: The equation is x2/36 + […]

## Ellipse, Conic Sections – Class 11

Ellipse Q1. Determine the equation for the ellipse that satisfies the given conditions: Centre at (0, 0), the major axis on the y-axis and passes through the points (3, 2) and (1, 6). Q2. Determine the equation of the ellipse whose foci are (4,0) and (-4,0), eccentricity = ⅓. (Ans: x2 / 9 + y2/8 = […]

## Important Questions Class 11 Maths Chapter 11 Conic Sections

Important Questions Class 11 Maths Chapter 11 Conic Sections Q1. Find the equation of the parabola, if the focus is at (0, -3) and the vertex is at (0, 0). Q2. Find the vertex, focus, axis, directrix, and latus–rectum of the following parabolas(i) y2 = 8x (ii) 4×2 + y = 0 Ans: Vertex (0,0), Focus : […]

## Practice Problems for Class 11 Maths Chapter 11 Conic Sections

Practice Problems for Class 11 Maths Chapter 11 Conic Sections

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