The manufacturing company produces x items at the total cost of Rs 180 + 4x . The demand function for this product is P = (240 −x) . Find x for which
(i) revenue is increasing (ii) profit is increasing.

A manufacturing company produces x items at a total cost of Rs 40 + 2x. Their price per item is given as p=120-x Find the value of x for which (i) revenue is increasing (ii) profit is increasing Also find elasticity of demand for price Rs. 80.

The total cost of manufacturing x articles C = 47x + 300x^(2) -x^(4) . Find x for which average cost is (i) increasing (ii) decreasing

Find the intervals in which the function f(x) = sin x +cos x,x in [0, 2pi] is (i) strictly increasing, (ii) strictly decreasing.

Find the intervals in which f(x) = sin 3x, x in [0,pi/2] is (i) increasing, (ii) decreasing.

The fixed cost of new product is Rs 35,000 and the variable cost per unit is Rs.500 If the demand function is p=5000-100x. Find the break even value

Find the intervals in which function f(x) = sin x-cos x, 0 lt x lt 2pi is (i) increasing, (ii) decreasing.

Find the intervals in which the function fgiven by f(x)=(4sin x-2x-x cos x)/(2+cos x) is (i) increasing (ii) decreasing.

The total cost function for production of articles is given as C = 100 + 600 x- 3x^(2) then the values of x for which the total cost is decreasing is …………

Find the intervals in which the f(x)=log(1+x)-(x)/(1+x) is (i) increasing (ii) decreasing

Determine for which values of x, the function y=x^(4)-(4x^(3))/(3) is increasing and for which it is decreasing.