Question paper of CBSE Class 12 Maths board examination 2018 is to be had right here for obtain in PDF structure. You can obtain your complete query paper with the assistance of obtain hyperlink given on the finish of this text. This query paper may be very useful for the scholars who’re going to look for CBSE Class 12 Maths Board Exam in long term.

**CBSE Class 12 Maths Sample Paper 2019 with Answers & Marking Scheme**

**A snapshot of the query paper:**

**Some questions from the Class 12 Maths Question Paper**

**Question 1:**

If a*b denotes the bigger ‘a’ and ‘b’ and if a _{o} b = (a * b) + 3, then write the worth of (5) _{o }10, the place * and _{o} are binary operations.

**Question 2:**

Find the magnitude of each and every of the 2 vectors **a** and **b**, having the similar magnitude such that the attitude between them is 60^{o} and their scalar product is 9/2.

**Question 3:**

If matrix

is skew symmetric, in finding the worth of ‘a’ and ‘b’.

**Question 4:**

Find the worth of:

tan^{‒1}√3 ‒ cot^{‒1} (‒√3).

**Question 5:**

The general value C (*x*) related to the manufacturing of x devices of an merchandise is given via C (*x*) = 0.005 *x*^{3}‒ 0.02 *x*^{2} +30 *x* + 5000. Find the marginal value when Three devices are produced, the place via marginal value we imply the immediate charge of trade of general value at any degree of output.

**Question 6:**

Differentiate tan^{‒1} (1 + cos *x*)/sinx.

**Question 7:**

Given

, compute A^{‒1} and display that 2 A^{‒1} = 9I ‒ A.

**Question 8:**

Prove that 2 sin^{‒1} x = sin^{‒1}(3x ‒ Four x^{3}), x ϵ [‒ ½, ½]

**Question 9:**

A black and a purple die are rolled in combination. Find the conditional likelihood of acquiring the sum 8, for the reason that the purple die in quantity lower than 4.

**Question 10:**

If sin ø within the attitude between *i* ‒ 2 *j* + 3 *ok* and three *i* ‒ 2 *j* + *ok*, in finding sin ø.

**Question 11:**

Find the differential equation representing the circle of relatives of curves *y* = *a* *e ^{b x}*

^{ + 5}, the place a and b are arbitrary constants.

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