Function: g(x) = 2x2 – 8
for x ≥ 0, the inverse function is f(x)= √
1
2
x + 4
for x ≤ 0, the inverse function is d(x)= – √
1
2
x + 4
a 3-column table has 3 rows. the first column is labeled x with entries negative 8, 0, 10. the second column is labeled f (x) with entries 0, r, s. the third column is labeled d (x) with entries q, negative 2, t.