Rajasthan Board Class 12 Mathematics Solved Question Paper 2016

The best way to check your preparation level is to solve previous years’ question papers without checking the solutions. Students should try to solve the question papers of last 3 years in order to understand the pattern followed by the examiners while setting the paper of board exams. It will give them an idea of difficultly level of the questions to be asked in upcoming board exams.

Here, we are providing you the most appropriate and accurate solutions of the questions asked in Rajasthan Board Class 12 Mathematics Question Paper 2016. There is a very less possibility of finding any error in this solved paper as it is prepared by experienced subject experts of Mathematics.

Rajasthan Board Class 12 Mathematics Paper 2016 Format/Structure:

Note: There were internal choices in Q. Nos. 11, 12, 15, 17, 29 and 30. Students need to attempt only one of the alternatives in these questions.

Rajasthan Board Class 12 Mathematics Solved Question Paper 2018

Some sample questions are given below:

Question:

Construct a 2 × 2 matrix A = [a_ij], whose elements are given by a_ij = |−5i + 2j|.

Solution:

Question:

Find the intervals in which the function f given by f(x) = x² − 6x + 5  is

(a) Strictly increasing 

(b) Strictly decreasing 

Solution:

Question:

The radius of a circle is increasing uniformly at the rate of 5cm/sec. Find the rate at which the area of the circle is increasing when the radius is 6 cm.

Solution:

Question:

Find the area bounded by the parabola y² = 4x and the straight line y = 4x.

Solution:

Question:

Bag A contains 2 red and 3 black balls while another bag B contains 3 red and 4 black balls. One ball is drawn at random from one of the bag and it is found to be red. Find the probability that it was drawn from bag B.

Solution:

Consider the events E and F as follows:

E: Bag A is selected

F: Bag B is selected

A: Ball drawn is red

Since, there are only two bags.

Rajasthan Board Class 12 Mathematics Solved Question Paper 2017

Question:

From a lot of 30 bulbs which include 6 defectives, a sample of 2 bulbs are drawn at random with replacement. Find the probability distribution of the number of defective bulbs.

Solution:

Let X be a random variable.

X = number of defective bulbs

Clearly X can assume the value 0, 1 or 2.

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