Hey there!
y = (x + 2)^2 - 3?
y = (x + 2)(x + 2) - 3
DISTRIBUTE
y = x(x) + x(2) + 2(x) + 2(2) - 3
y = x^2 + 2x + 2x + 4 - 3
COMBINE the LIKE TERMS
y = x^2 + 4x - 1
Therefore, your answer should be:
y = x^2 + 4x - 1 (the Graph is down below)
Good luck on your assignment and enjoy your day!
~Amphitrite1040:)