What is the range of the relation? {(1, 2), (2, 4), (3, 2), (4, 6)} a.{2, 4} b.{1, 2, 3, 4, 6} c.{2, 4, 6} d.{1, 2, 3, 4}
which relation is a function? a.{(1, 2); (2, 3); (3, 4); (2, 5)} b.{(1, 2); (1, 3); (1, 4); (1, 5)} c.{(1, 2); (2, 3); (3, 4); (1, 5)} d.{(1, 2); (2, 2); (3, 2); (4, 2)}
for the function f(x) = 2 – 3x, find f(4). a.–5 b.12 c.–10 d.14
which equation represents a direct linear variation? a. y = x – 3 b. y=1/3x c. y = x^2 d. y=1/x
which is the direct linear variation equation for the relationship?
y varies directly with x and y = 12 when x = 4.
a. y = 3^x b. y = x + 8 c. y = 2x + 4 d. y = x – 8
which is the quadratic variation equation for the relationship?
y varies directly with x2 and y = 48 when x = 2.
a. y = 4x^2 b. y = 4x c. y = 12x^2 d. y = x^2 + 25
write the inverse variation equation for the relationship: y varies inversely with x and y = 4 when x = 2. a. y = 2x b. y=8/x c. y = x + 2 d. y=1/2x