HSC Commerce: Marketing and Salesmanship 12th Standard Board Exam - Maharashtra State Board Question Bank Solutions

Find the differential equation by eliminating arbitrary constants from the relation x² + y² = 2ax

Form the differential equation by eliminating arbitrary constants from the relation

bx + ay = ab.

Solve the following differential equation.

(x² − yx² ) dy + (y² + xy²) dx = 0

Determine the maximum and minimum value of the following function.

f(x) = 2x³ – 21x² + 36x – 20

Determine the maximum and minimum value of the following function.

f(x) = x log x

Determine the maximum and minimum value of the following function.

f(x) = `x^2 + 16/x`

Divide the number 20 into two parts such that their product is maximum.

A metal wire of  36 cm length is bent to form a rectangle. Find its dimensions when its area is maximum.

The total cost of producing x units is ₹ (x² + 60x + 50) and the price is ₹ (180 − x) per unit. For what units is the profit maximum?

If f(x) = x.log.x then its maximum value is ______.

State whether the following statement is True or False:

An absolute maximum must occur at a critical point or at an end point.

If x + y = 3 show that the maximum value of x²y is 4.

Examine the function for maxima and minima f(x) = x³ - 9x² + 24x

The differential equation by eliminating arbitrary constants from bx + ay = ab is __________.

Solve the differential equation:

Find the differential equation of family of curves y = e^x (ax + bx²), where A and B are arbitrary constants.

Evaluate the following.

∫ x log x dx

Evaluate the following.

`int x^2 e^4x`dx

Evaluate the following.

`int x^2 *e^(3x)`dx

Evaluate the following.

`int x^3 e^(x^2)`dx

Evaluate the following.

`int e^x (1/x - 1/x^2)`dx