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

If f(x)= 3x^(4)- 5x^(2) + 9 then find f(x-1) .

Factorize each of the following expressions: x^(4)+x^(2)+1 (ii) x^(4)+5x^(2)+9

Factors of x ^(4) + 5x ^(2) + 9 are

Add the following polynomials and find the degree of the resultant polynomial. (iii) f(x) = 16x^(4) - 5x^(2) + 9" " g(x) = -6x^(3) + 7x - 15

(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

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

Find the derivatives of the following : (i) (x^(3)3x^(2)+4)(4x^(5)+x^(2)-1) (ii) (9x^(2))/(x-3)

Find the derivatives of the following : (i) (x^(3)3x^(2)+4)(4x^(5)+x^(2)-1) (ii) (9x^(2))/(x-3)