" 19."(x+2)(x^(2)+25)-10x^(2)-20x

Factorize: (x+2)(x^(2)+25)-10x^(2)-20x

10x^(2)-20x+1=0

f(x)=10x^(2)-20x+5

Factorize: (x+2)(x^2+25)-10 x^2-20 x

If f(x)=(x^(2)-10x+25)/(x^(2)-7x+10) for x!=5 is continuous at x=5 then f(5)=

(4x^(2) + 19x^(2) + 25) div (2x^(2) - x + 5) = "_________" .

Discuss the nature of the following quadratic equations without finding the roots i) x^(2)-12x+32=0 ii) 2x^(2)-7x+10=0 iii) 4x^(2)-20x+25=0 iv) 3x^(2)+7x+2=0

Discuss the nature of the following quadratic equations without finding the roots i) x^(2)-12x+32=0 ii) 2x^(2)-7x+10=0 iii) 4x^(2)-20x+25=0 iv) 3x^(2)+7x+2=0

If one of the root x^(4) - 5x^(3) + 10x^(2) - 20x + 24 = 0 is purely imaginary then the roots are