Find the value of
`(x+ 4) ^2`

Find the value of (x+4) (x+4)

Find the value of x , if 4x=98^2-88^2

Find the values of x , if |[2, 4], [5, 1]|=|[2x,4], [6,x]|

If 3x+2y=12 and x y=6, find the value of 9x^2+4y^2

If 3x+2y=12 and x y=6 , find the value of 9x^2+4y^2

If 3^(4x)=(81)^(-1) and 10^(1/y)=0. 0001 , find the value of 2^(-x+4y)

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

If the mean of the following distribution is 6, find the value of p {:(x:, 2, 4, 6, 10, p+5), (f:, 3, 2, 3, 1, 2):}

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

In each of the following find the value of 'a' : (i) 4x^(2)+ax+9=(2x+3)^(2) (ii) 9x^(2)+(7a-5)x+25=(3x+5)^(2)