Simplify the following equation: x^(2) +3x+4^(2)-2

In order to simplify the equation, like terms need to be collected.Square terms (x²) can’t be collected with not square terms (x).
x² terms = 1x² + 4x² = 5x²x terms = 3xremaining terms = -2
Added together: 5x²+3x-2