Students find a drastic change in the syllabus of class 11th in comparison to the previous year syllabus, especially in the subject of Mathematics. It requires a good knowledge of the basics to score well in the examination. Maths without practice is like life without water. One needs to practice maths as much as possible to have a good understanding of the concepts.

We provide students of class 11th with marks wise important question to have a good practice of the subject. Students preparing for CBSE Class 11th Maths Examination are advised to practice the given important 1 marks question for CBSE Maths exam.

**Important 1 Marks Questions for Class 11 Maths CBSE Board are as follows-**

**Question 1-** Find the domain and range of the function \(f(x) = \frac{1}{\sqrt{5-x}}\)

**Question 2 –**Evaluate the value of \(cosec (-1410)^{\circ}\)

**Question 3- **Write the converse, if two lines are parallel, then they do not intersect in same plane.

**Question 4- **If a = 11, 2, 3, 41, B, B = {1, 3, 5, 7}, then find the relation “is less than” from A to B.

**Question 5- **Write the negation of the following statement: “sum of 2 and 3 is 6.”

**Question 6- **Evaluate- \(\lim\limits_{x \to 0} \left (\frac{\sin (2+x) – \sin (2-x)}{x} \right )\)

**Question 7- **Find the derivative of \(\sin ^{2}(2x)\)

**Question 8- **The foci of an ellipse are \((\pm 5,0)\)

**Question 9- **Describe the following set in roster form:

\({x \in N : x^{2} < 70}\)

**Question 10- **Two vertices of a triangle are (2, -6, 4), (4, -2, 3) and its centroid is (8/3, -1, 3). Find third vertex.

**Question 11- **If \(^{16}C_{r} = ^{16}C_{r+2}\)

**Question 12- **Write the derivative of \(\log_{a}x \;\;(a > 0, a \neq 1)\)

**Question 13- **Write the equation of a line which is perpendicular to the line \(3x – 4y + 9 = 0\)

**Question 14- **How many elements has \(P(A),\)

**Question 15- **Solve: \(5 – 2x/3 \leq x/6 – 5\)

**Question 16- ** Line through the points (-2,6) and (4,8) is perpendicular to the line through the points (8,12) and (x,24). Find the value of x.

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