Find the value of `x` ,if `2^3+2^x=2^4`

Find the value of x , y 2x+3y=6 3x-2y=4 .

Find the value of x if (-2/3)^4 div (-2/3)^3=(-3/2)^x

Find the values of x , if |[3x,7], [2, 4]|=10

If 2x+3y=8 and x y=2 , find the value of 4x^2+9y^2

Find the values of a and b, if x^2-4 is a factor of ax^4+2x^3-3x^2+bx-4.

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 x, if (i) |{:(2,4),(5,1):}|=|{:(2x,4),(6,x):}| (ii) |{:(2,3),(4,5):}|=|{:(x,3),(2x,5):}|

Find the integral value of x , if |[x^2,x,1],[ 0, 2, 1],[ 3, 1, 4]|=28 .

If x=2 and y=5 find the values of : 3x-4y

Find the value of x when 3 (1)/(2) : x : : 2 (1)/(2) : 4