HSC Commerce (English Medium) 11th Standard - Maharashtra State Board Question Bank Solutions for Mathematics and Statistics

Find the value of 1 + i² + i⁴ + i⁶ + i⁸ + ... + i²⁰.

Find the derivative of the following w. r. t.x. : `(x^2+a^2)/(x^2-a^2)`

Find the derivative of the following w. r. t.x.

`(3x^2 - 5)/(2x^3 - 4)`

Find the derivative of the following w. r. t. x. : `logx/(x^3-5)`

Find the derivative of the following w. r. t.x. : `(3e^x-2)/(3e^x+2)`

Find the derivative of the following w. r. t. x. : `(xe^x)/(x+e^x)`

Find the derivative of the following function by the first principle: 3x² + 4

Find the derivative of the following function by the first principle: `x sqrtx`

Find the derivative of the following functions by the first principle: `1/(2x + 3)`

Differentiate the following function w.r.t.x. : `x/(x + 1)`

Differentiate the following function w.r.t.x : `(x^2 + 1)/x`

Differentiate the following function w.r.t.x. : `1/("e"^x + 1)`

Differentiate the following function w.r.t.x. : `"e"^x/("e"^x + 1)`

Differentiate the following function w.r.t.x. : `x/log x`

Differentiate the following function w.r.t.x. : `2^x/logx`

Differentiate the following function w.r.t.x. : `((2"e"^x - 1))/((2"e"^x + 1))`

Differentiate the following function w.r.t.x. : `((x+1)(x-1))/(("e"^x+1))`

If for a commodity; the price-demand relation is given as D =`("P"+ 5)/("P" - 1)`. Find the marginal demand when price is 2.

The demand function of a commodity is given as P = 20 + D − D². Find the rate at which price is changing when demand is 3.

Solve the following example: If the total cost function is given by; C = 5x³ + 2x² + 7; find the average cost and the marginal cost when x = 4.