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

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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

what is the nature of cash

If business income -320000 Agricultural income -50000 In this case, is rebate given? For rebate , what will we check only business income or business income add agricultural income. Please clear it sir

tan^-1 (3a^2x -x^3/a^3- 3ax^2) in simplest form