Discussion 15

7: Find the domain and range of the multivariable function \(f(x, y) = x^2 + y^2 + 2\).

f <- function(x, y) {
  x^2 + y^2 + 2
}

domain <- "(-∞, ∞) x (-∞, ∞)"


range <- "[2, ∞)"

cat("Domain: ", domain, "\n")

## Domain:  (-∞, ∞) x (-∞, ∞)

cat("Range: ", range, "\n")

## Range:  [2, ∞)