If x =
, find the value of 4x3+2x2-8x+7.
Given 
and given to find the value of 
Squaring on both the sides we get,
Now take 
The value of 
is 10.
11
If x =, find the value of 4x3+2x2-8x+7.
Given and given to find the value of
Squaring on both the sides we get,
Now take
The value of is 10.