" 22."x^(2)-3sqrt(5)x-20

Factorise : x^2-3sqrt(5)x-20

Factorize: 2x^(2)+3sqrt(5)x+5

sqrt(5)x^(2)+2x-3sqrt(5)

Find harmonic mean of equation (2sqrt(5)+sqrt(33))x^(2)-(3+sqrt(5))x+6+sqrt(20)=0

The equation of the line that touches the curves y=x|x| and x^2+(y^2-2)^2=4 , where x!=0, is y=4sqrt(5)x+20 (b) y=4sqrt(3)x-12 y=0 (d) y=-4sqrt(5)x-20

The equation of the line that touches the curves y=x|x| and x^2+(y-2)^2=4 , where x!=0, is: (a)y=4 sqrt(5) x +20 (b)y=4 sqrt(3) x -12 (c)y=0 (d) y=-4 sqrt(5) x -20

The equation of the line that touches the curves y=x|x| and x^2+(y-2)^2=4 , where x!=0, is (a) y=4sqrt(5)x+20 (b) y=4sqrt(3)x-12 (c) y=0 (d) y=-4sqrt(5)x-20

Evaluate lim_(x to 20) (x^(2)-4)/((sqrt(3x)-2)-(sqrt(x)+2))

The equation of the line that touches the curves y=x|x| and x^2+(y-2)^2=4 , where x!=0, is (a)y=4sqrt(5)x+20 (b)y=4sqrt(3)-12 (c)y=0 (d) y=-4sqrt(5)x-20