Hey what the answer {x}^(2) - 4( {y}^(2) - x - 1) ​

Question

Hey what the answer

`{x}^(2) - 4( {y}^(2) - x - 1)`
​

Answer 1

x^2 -(y^2-x-1). >>simplify
=x^2+ (-4)(y^2)+(-4)(-x)+(-4)(-1). >>>> distribute
= x^2 -4y^2 + 4x +4 >>>>answer