" 20."(x-(1)/(2))^(2)=4

(log_(2)x)^(4)-(log_((1)/(2))((x^(5))/(4)))^(2)-20log_(2)x+148<0

(log_(2)x)^(4)-(log_((1)/(2))((x^(5))/(4)))^(2)-20log_(2)x+148<0

The length of major ofthe ellipse (5x-10)^(2)+(5y+15)^(2)=(1)/(4)(3x-4y+7)^(2) is 4.20(b)310(c)20(d)10

Factorize :(x^(2)-4x)(x^(2)-4x-1)-20

underset(x to oo)"Lt"((2x-1)^(20).(8x-1)^(30))/(4x+2)^(50)

The coefficient of x^(19) in the polynomial (x-1)(x-2)(x-2^(2))...(x-2^(19)) is 2^(20)-2^(19) b.1-2^(20) c.2^(20) d.none of these

The coefficient of x^(19) in the polynomial (x-1)(x-2)(x-2^2)(x-2^(19)) is 2^(20)-2^(19) b. 1-2^(20) c. 2^(20) d. none of these

The coefficient of x^(19) in the polynomial (x-1)(x-2)(x-2^2).......(x-2^(19)) is 2^(20)-2^(19) b. 1-2^(20) c. 2^(20) d. none of these

The coefficient of x^(19) in the polynomial (x-1)(x-2)(x-2^2)(x-2^(19)) is 2^(20)-2^(19) b. 1-2^(20) c. 2^(20) d. none of these