CBSE Class 12 Mathematics Daily Practice Questions 25 October 2023

CBSE Class 12 Mathematics Daily Practice Questions 25 October 2023

CBSE Class 12 Mathematics Daily Practice Questions 25 October 2023: Solving CBSE Class 12 Mathematics practice questions helps students to be ready for different types of questions and solve problems within the given time frame. Candidates can ace CBSE Class 12 Mathematics exam if they practice questions from each topic daily as it will help in better retention and application of learned knowledge.

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CBSE Class 12 Mathematics Daily Practice Questions 25 October 2023

Check out the CBSE Class 12 Mathematics daily practice questions for 25th October here:

Section A: Multiple Choice Questions

Section B: Very Short Answer
Find the sub-intervals in which f(x) = log (2 + x) - x / (2 + x), x > - 2 is increasing or decreasing.

Section C: Short Answer Type Questions

Solve the following linear programming problem graphically:
Maximize P = 100x + 5y
subject to the constraints
x + y ≤ 300,
3x + y ≤ 600,
y ≤ x + 200,
x, y ≥ 0.

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Section D: Long Answer Type Questions

Find the vector and the Cartesian equations of a line passing through the points (1, 2, - 4) and parallel to the line joining the points A(3, 3, - 5) and B(1, 0, - 11). Hence, find the distance between the two lines.

Section E: Case-Based Questions

A tank formed using a combination of a cylinder and a cone offers better drainage as compared to a flat-bottomed tank.
A tap is connected to such a tank whose conical part is full of water. Water is dripping out from a tap at the bottom at the uniform rate of 2 cm3/s. The semi-vertical angle of the conical tank is 45 degrees.
On the basis of given information, answer the following questions :
(i) Find the volume of water in the tank in terms of its radius r.
(ii) Find the rate of change of radius at an instant when r = 2 2 cm.
(iii) (a) Find the rate at which the wet surface of the conical tank is decreasing at an instant when radius r = 2 2 cm. 2
(iii) (b) Find the rate of change of height h at an instant when slant height is 4 cm

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