sketch the total cost curve : c= x^2-2x+4x+100

question no 3,5,7,8,9,10 sir

find the quadratic polynomial for zeroes alpha ,beta given in each case 1)2,-1 ;2)root3-root3;3)1/4,-1;4)1/2,3/2

54

Two seys

1. Log [x+√x²-a²/x-√x²-a²]
2.  

Find in degrees and radians, the angle between the hour and the minute hand of a clock at half-past three. I just want a little hint of this question solution because I stuck in some part.

videos are not available on 3.3 Ex class 10 pls upload

On dividing x^4+2xy +3x^2 +2x+2xy by a polynomial g (x) the question obtained is( x^2x +1)and remainder 18 find the value of g (x ). 

Find zeroea of the polynomial 

 P(x)=a²x,a≠0