Question

Convert each function to standard form
31) y=(x + 2)2 + 1​

Answer 1

The standard form of a parabola is

$y=ax^2+bx+c$

So, if you expand the square, you get

$y=(x+2)^2+1 = x^2+4x+4+1 = x^2+4x+5$

which is the standard form