Barb is making a bead necklace. she strings

Is the square root of 4 plus the square root of 16 rational?

If f(x) and g(x) are inverse functions of each other, which of the following shows the graph of f(g(x)

Simplify (4x^2 - 8xy + 2y^2) - (9x^2 - 4xy - 7y^2) a. -5x^2 + 4xy + 9y^2 b. -5x^2 - 4xy + 9y^2 c. -5x^2 + 12xy + 4y^2 d. -5x^2 - 4xy - 5y^2