(3) If `(x-6)(x+6)=0` , find the value of x

If x=5, find the value of : 6-7x^(2)

If |A| = 2 and A = | (2x, 6) , (5x, 1)| then find the value of x

If x=6 find the value of x^(3)-3(x-6)

5 2/ 3 -x 5/6 = 2 . Find the value of x .

If one of the values of x of the equation 2x^(2)-6x + k= 0 " be " (1)/(2) (a+5i) , find the values of a and k.

If x=1(1)/(2) is a solution of the equation 2x^(2)+px-6=0 , find the value of 'p'.

If x = (12 mn)/( m +n) , fnd the value of : (x + 6m)/(x - 6m) + (x + 6n)/(x - 6n)

If sin x+cos x=a , find the value of sin^6x+cos^6xdot

If int _(0)^(oo) (x ^(3))/((a ^(2)+ x ^(2)))dx = (1)/(ka ^(6)), then find the value of k/8.

If x=3 is one root of the quadratic equation x^2-2kx-6=0 , then find the value of k