Find the value of x for which `2^x÷2^4=4^5`

A function is defined as f(x)=x^2-3xdot Find the value of f(2)dot Find the value of x for which f(x)=4.

Find the values of k for which 5x^2-4x+2+k(4x^2-2x-1)=0 has real and equal roots.

Find the value of x for which (8x+4),\ (6x-2) and (2x+7) are in A.P.

Find the value of x for which the points (x, -1) (2,1) and (4, 5) are collinear.

Find the value of x for which the points (x-1),\ (2,1)a n d\ (4,5)\ are collinear.

Find the value of x for which the points (x , 1) , (2, 1) and (4, 5) are collinear.

Find the value of x for which the points (x,-1),(2,1) and (4,5) are collinear.

find the value of x for which f(x) = ((2x-1)(x-1)^(2)(x-2)^(2))/((x-4)^(2))ge 0.

Find the value of p for which x+1 is a factor of x^4+(p-3)x^3-(3p-5)x^2+(2p-9)x+6. Find the remaining factor for this value of pdot

Find the positive value of x for which the given equation is satisfied: (x^2-9)/(5+x^2)=\ -5/9 (ii) (y^2+4)/(3y^2+7)=1/2