Find the value of `(b-7)^2`

7.Find the value of

Find the value of the (-1)^(7)

Find the value of the (7)^(3)

Find the value of : ((6.7)^(2) - (3.3)^(2))/(6.7-3.3)

If a,b , c are in AP, then, find the value of (a-c)^2/(b^2-ac)

If the maximum value of ||x-3| - |x-2|| is a and minimum value of |x-1| + |x-2| is b, then find the value of (a+b).

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

Find the value of (-20)xx(-1)+(-28)-:7 (-2)+(-8)-:(-4)

If a+b=7\ \ a n d\ \ a b=12 , find the value of a^2+b^2

If a-b=5 and a b=12 , find the value of a^2+b^2