x^(4)+5x^(2)+9

If x^(4) -5x^(3) + 9x^(2) - 7x + 2 = 0 has a multiple roots of order 3 then the roots are

(i) If y= 6x^(5) -4x^(4) -2x^(2) +5x -9 " find " (dy)/(dx) at x = -1 (ii) If y = (sin x + tan x) , " find " (dy)/(dx) at x = pi/4 (iii) If y = ((2 -3 cos x))/sin x , " find " (dy)/(dx) at x = pi/4

Degree of the polynomial 2x^(4)+3x^(3)-5x^(2)+9x+1 is

Find the quotient and the remainder when Find all the zeros of (2x^(4)-3x^(3)-5x^(2)+9x-3) , it being given that two of its zeros are sqrt3 and -sqrt3 .

What is the HCF of 36(3x^(4)+5x^(3)-2x^(2)) , 9(6x^(3)+4x^(2)-2x),54(27 x^(4)-x) ?

From the sum of 6x^(4) - 3x^(3) + 7x^(2) - 5x + 1 and -3x^(4) + 5x^(3) - 9x^(2) + 7x - 2 subtract 2x^(4) - 5x^(3) + 2x^(2) - 6x - 8

Identify the terms and coefficients of the polynomial 4x^(5)-11^(4)+2x^(2)-9x+21